Home / 1,314,118.34-1,971,390.54-514,966.58

Finding the Fourth Proportional to 1,314,118.34, 1,971,390.54 and 514,966.58

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Solution

The fourth proportional to 1,314,118.34, 1,971,390.54 and 514,966.58 is: 772,533.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,118.34 : 1,971,390.54 = 514,966.58 : x
  2. Step 2: Convert to fraction form
    1,314,118.34/1,971,390.54 = 514,966.58/x
  3. Step 3: Cross multiply
    1,314,118.34x = 1,971,390.54 × 514,966.58
  4. Step 4: Simplify right side
    1,314,118.34x = 1,015,200,244,228.15
  5. Step 5: Solve for x
    x = 1,015,200,244,228.15/1,314,118.34
  6. Step 6: Final answer
    x = 772,533.35

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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.