Home / 1,169,445.60-1,752,807.60-538,423.20

Finding the Fourth Proportional to 1,169,445.60, 1,752,807.60 and 538,423.20

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Solution

The fourth proportional to 1,169,445.60, 1,752,807.60 and 538,423.20 is: 807,008.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,445.60 : 1,752,807.60 = 538,423.20 : x
  2. Step 2: Convert to fraction form
    1,169,445.60/1,752,807.60 = 538,423.20/x
  3. Step 3: Cross multiply
    1,169,445.60x = 1,752,807.60 × 538,423.20
  4. Step 4: Simplify right side
    1,169,445.60x = 943,752,276,976.32
  5. Step 5: Solve for x
    x = 943,752,276,976.32/1,169,445.60
  6. Step 6: Final answer
    x = 807,008.28

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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.