Home / 1,446,124.59-2,168,750.15-434,978.12

Finding the Fourth Proportional to 1,446,124.59, 2,168,750.15 and 434,978.12

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Solution

The fourth proportional to 1,446,124.59, 2,168,750.15 and 434,978.12 is: 652,335.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,124.59 : 2,168,750.15 = 434,978.12 : x
  2. Step 2: Convert to fraction form
    1,446,124.59/2,168,750.15 = 434,978.12/x
  3. Step 3: Cross multiply
    1,446,124.59x = 2,168,750.15 × 434,978.12
  4. Step 4: Simplify right side
    1,446,124.59x = 943,358,862,996.72
  5. Step 5: Solve for x
    x = 943,358,862,996.72/1,446,124.59
  6. Step 6: Final answer
    x = 652,335.81

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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.