Home / 1,130,665.60-1,694,944.32-382,188.16

Finding the Fourth Proportional to 1,130,665.60, 1,694,944.32 and 382,188.16

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Solution

The fourth proportional to 1,130,665.60, 1,694,944.32 and 382,188.16 is: 572,925.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,665.60 : 1,694,944.32 = 382,188.16 : x
  2. Step 2: Convert to fraction form
    1,130,665.60/1,694,944.32 = 382,188.16/x
  3. Step 3: Cross multiply
    1,130,665.60x = 1,694,944.32 × 382,188.16
  4. Step 4: Simplify right side
    1,130,665.60x = 647,787,650,963.25
  5. Step 5: Solve for x
    x = 647,787,650,963.25/1,130,665.60
  6. Step 6: Final answer
    x = 572,925.94

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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.