Home / 1,256,237.10-1,884,355.65-972,801.90

Finding the Fourth Proportional to 1,256,237.10, 1,884,355.65 and 972,801.90

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Solution

The fourth proportional to 1,256,237.10, 1,884,355.65 and 972,801.90 is: 1,459,202.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,237.10 : 1,884,355.65 = 972,801.90 : x
  2. Step 2: Convert to fraction form
    1,256,237.10/1,884,355.65 = 972,801.90/x
  3. Step 3: Cross multiply
    1,256,237.10x = 1,884,355.65 × 972,801.90
  4. Step 4: Simplify right side
    1,256,237.10x = 1,833,104,756,595.74
  5. Step 5: Solve for x
    x = 1,833,104,756,595.74/1,256,237.10
  6. Step 6: Final answer
    x = 1,459,202.85

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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.