Home / 1,107,358.60-1,662,881.10-609,080.20

Finding the Fourth Proportional to 1,107,358.60, 1,662,881.10 and 609,080.20

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Solution

The fourth proportional to 1,107,358.60, 1,662,881.10 and 609,080.20 is: 914,634.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,358.60 : 1,662,881.10 = 609,080.20 : x
  2. Step 2: Convert to fraction form
    1,107,358.60/1,662,881.10 = 609,080.20/x
  3. Step 3: Cross multiply
    1,107,358.60x = 1,662,881.10 × 609,080.20
  4. Step 4: Simplify right side
    1,107,358.60x = 1,012,827,952,964.22
  5. Step 5: Solve for x
    x = 1,012,827,952,964.22/1,107,358.60
  6. Step 6: Final answer
    x = 914,634.11

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Double scale
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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.