Home / 1,402,487.56-2,107,530.03-763,263.91

Finding the Fourth Proportional to 1,402,487.56, 2,107,530.03 and 763,263.91

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Solution

The fourth proportional to 1,402,487.56, 2,107,530.03 and 763,263.91 is: 1,146,963.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,487.56 : 2,107,530.03 = 763,263.91 : x
  2. Step 2: Convert to fraction form
    1,402,487.56/2,107,530.03 = 763,263.91/x
  3. Step 3: Cross multiply
    1,402,487.56x = 2,107,530.03 × 763,263.91
  4. Step 4: Simplify right side
    1,402,487.56x = 1,608,601,616,636.87
  5. Step 5: Solve for x
    x = 1,608,601,616,636.87/1,402,487.56
  6. Step 6: Final answer
    x = 1,146,963.20

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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.