Home / 1,717,038.15-2,369,521.80-1,072,831.92

Finding the Fourth Proportional to 1,717,038.15, 2,369,521.80 and 1,072,831.92

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Solution

The fourth proportional to 1,717,038.15, 2,369,521.80 and 1,072,831.92 is: 1,480,513.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,038.15 : 2,369,521.80 = 1,072,831.92 : x
  2. Step 2: Convert to fraction form
    1,717,038.15/2,369,521.80 = 1,072,831.92/x
  3. Step 3: Cross multiply
    1,717,038.15x = 2,369,521.80 × 1,072,831.92
  4. Step 4: Simplify right side
    1,717,038.15x = 2,542,098,622,175.86
  5. Step 5: Solve for x
    x = 2,542,098,622,175.86/1,717,038.15
  6. Step 6: Final answer
    x = 1,480,513.77

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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.