Home / 2,309,709.40-3,464,564.10-712,130.20

Finding the Fourth Proportional to 2,309,709.40, 3,464,564.10 and 712,130.20

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Solution

The fourth proportional to 2,309,709.40, 3,464,564.10 and 712,130.20 is: 1,068,195.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,709.40 : 3,464,564.10 = 712,130.20 : x
  2. Step 2: Convert to fraction form
    2,309,709.40/3,464,564.10 = 712,130.20/x
  3. Step 3: Cross multiply
    2,309,709.40x = 3,464,564.10 × 712,130.20
  4. Step 4: Simplify right side
    2,309,709.40x = 2,467,220,725,445.82
  5. Step 5: Solve for x
    x = 2,467,220,725,445.82/2,309,709.40
  6. Step 6: Final answer
    x = 1,068,195.30

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.