Home / 1,098,275.28-1,514,838.42-1,007,923.08

Finding the Fourth Proportional to 1,098,275.28, 1,514,838.42 and 1,007,923.08

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Solution

The fourth proportional to 1,098,275.28, 1,514,838.42 and 1,007,923.08 is: 1,390,216.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,275.28 : 1,514,838.42 = 1,007,923.08 : x
  2. Step 2: Convert to fraction form
    1,098,275.28/1,514,838.42 = 1,007,923.08/x
  3. Step 3: Cross multiply
    1,098,275.28x = 1,514,838.42 × 1,007,923.08
  4. Step 4: Simplify right side
    1,098,275.28x = 1,526,840,605,988.73
  5. Step 5: Solve for x
    x = 1,526,840,605,988.73/1,098,275.28
  6. Step 6: Final answer
    x = 1,390,216.67

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