Home / 2,103,403.60-3,155,105.40-773,534.80

Finding the Fourth Proportional to 2,103,403.60, 3,155,105.40 and 773,534.80

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Solution

The fourth proportional to 2,103,403.60, 3,155,105.40 and 773,534.80 is: 1,160,302.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,403.60 : 3,155,105.40 = 773,534.80 : x
  2. Step 2: Convert to fraction form
    2,103,403.60/3,155,105.40 = 773,534.80/x
  3. Step 3: Cross multiply
    2,103,403.60x = 3,155,105.40 × 773,534.80
  4. Step 4: Simplify right side
    2,103,403.60x = 2,440,583,824,567.92
  5. Step 5: Solve for x
    x = 2,440,583,824,567.92/2,103,403.60
  6. Step 6: Final answer
    x = 1,160,302.20

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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.