Home / 1,658,125.60-2,488,646.40-983,363.20

Finding the Fourth Proportional to 1,658,125.60, 2,488,646.40 and 983,363.20

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Solution

The fourth proportional to 1,658,125.60, 2,488,646.40 and 983,363.20 is: 1,475,909.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,125.60 : 2,488,646.40 = 983,363.20 : x
  2. Step 2: Convert to fraction form
    1,658,125.60/2,488,646.40 = 983,363.20/x
  3. Step 3: Cross multiply
    1,658,125.60x = 2,488,646.40 × 983,363.20
  4. Step 4: Simplify right side
    1,658,125.60x = 2,447,243,287,572.48
  5. Step 5: Solve for x
    x = 2,447,243,287,572.48/1,658,125.60
  6. Step 6: Final answer
    x = 1,475,909.48

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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.