Home / 1,072,258.59-1,480,049.01-690,285.38

Finding the Fourth Proportional to 1,072,258.59, 1,480,049.01 and 690,285.38

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Solution

The fourth proportional to 1,072,258.59, 1,480,049.01 and 690,285.38 is: 952,807.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,258.59 : 1,480,049.01 = 690,285.38 : x
  2. Step 2: Convert to fraction form
    1,072,258.59/1,480,049.01 = 690,285.38/x
  3. Step 3: Cross multiply
    1,072,258.59x = 1,480,049.01 × 690,285.38
  4. Step 4: Simplify right side
    1,072,258.59x = 1,021,656,185,886.23
  5. Step 5: Solve for x
    x = 1,021,656,185,886.23/1,072,258.59
  6. Step 6: Final answer
    x = 952,807.65

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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.