Home / 1,526,520.49-2,300,753.14-1,315,831.30

Finding the Fourth Proportional to 1,526,520.49, 2,300,753.14 and 1,315,831.30

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Solution

The fourth proportional to 1,526,520.49, 2,300,753.14 and 1,315,831.30 is: 1,983,204.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,520.49 : 2,300,753.14 = 1,315,831.30 : x
  2. Step 2: Convert to fraction form
    1,526,520.49/2,300,753.14 = 1,315,831.30/x
  3. Step 3: Cross multiply
    1,526,520.49x = 2,300,753.14 × 1,315,831.30
  4. Step 4: Simplify right side
    1,526,520.49x = 3,027,402,986,143.82
  5. Step 5: Solve for x
    x = 3,027,402,986,143.82/1,526,520.49
  6. Step 6: Final answer
    x = 1,983,204.95

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.