Home / 1,160,177.04-1,601,044.90-643,931.15

Finding the Fourth Proportional to 1,160,177.04, 1,601,044.90 and 643,931.15

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Solution

The fourth proportional to 1,160,177.04, 1,601,044.90 and 643,931.15 is: 888,625.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,177.04 : 1,601,044.90 = 643,931.15 : x
  2. Step 2: Convert to fraction form
    1,160,177.04/1,601,044.90 = 643,931.15/x
  3. Step 3: Cross multiply
    1,160,177.04x = 1,601,044.90 × 643,931.15
  4. Step 4: Simplify right side
    1,160,177.04x = 1,030,962,674,043.58
  5. Step 5: Solve for x
    x = 1,030,962,674,043.58/1,160,177.04
  6. Step 6: Final answer
    x = 888,625.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.