Home / 1,988,442.07-2,744,167.66-1,497,545.77

Finding the Fourth Proportional to 1,988,442.07, 2,744,167.66 and 1,497,545.77

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Solution

The fourth proportional to 1,988,442.07, 2,744,167.66 and 1,497,545.77 is: 2,066,701.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,442.07 : 2,744,167.66 = 1,497,545.77 : x
  2. Step 2: Convert to fraction form
    1,988,442.07/2,744,167.66 = 1,497,545.77/x
  3. Step 3: Cross multiply
    1,988,442.07x = 2,744,167.66 × 1,497,545.77
  4. Step 4: Simplify right side
    1,988,442.07x = 4,109,516,674,368.52
  5. Step 5: Solve for x
    x = 4,109,516,674,368.52/1,988,442.07
  6. Step 6: Final answer
    x = 2,066,701.74

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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.