Home / 1,780,864.18-2,671,258.81-433,033.70

Finding the Fourth Proportional to 1,780,864.18, 2,671,258.81 and 433,033.70

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Solution

The fourth proportional to 1,780,864.18, 2,671,258.81 and 433,033.70 is: 649,541.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,864.18 : 2,671,258.81 = 433,033.70 : x
  2. Step 2: Convert to fraction form
    1,780,864.18/2,671,258.81 = 433,033.70/x
  3. Step 3: Cross multiply
    1,780,864.18x = 2,671,258.81 × 433,033.70
  4. Step 4: Simplify right side
    1,780,864.18x = 1,156,745,086,151.90
  5. Step 5: Solve for x
    x = 1,156,745,086,151.90/1,780,864.18
  6. Step 6: Final answer
    x = 649,541.44

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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.