Home / 1,510,948.01-2,266,510.86-431,377.58

Finding the Fourth Proportional to 1,510,948.01, 2,266,510.86 and 431,377.58

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Solution

The fourth proportional to 1,510,948.01, 2,266,510.86 and 431,377.58 is: 647,091.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,948.01 : 2,266,510.86 = 431,377.58 : x
  2. Step 2: Convert to fraction form
    1,510,948.01/2,266,510.86 = 431,377.58/x
  3. Step 3: Cross multiply
    1,510,948.01x = 2,266,510.86 × 431,377.58
  4. Step 4: Simplify right side
    1,510,948.01x = 977,721,958,497.97
  5. Step 5: Solve for x
    x = 977,721,958,497.97/1,510,948.01
  6. Step 6: Final answer
    x = 647,091.73

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1.5x scale

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.