Home / 1,258,545.46-1,736,970.45-714,816.82

Finding the Fourth Proportional to 1,258,545.46, 1,736,970.45 and 714,816.82

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Solution

The fourth proportional to 1,258,545.46, 1,736,970.45 and 714,816.82 is: 986,548.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,545.46 : 1,736,970.45 = 714,816.82 : x
  2. Step 2: Convert to fraction form
    1,258,545.46/1,736,970.45 = 714,816.82/x
  3. Step 3: Cross multiply
    1,258,545.46x = 1,736,970.45 × 714,816.82
  4. Step 4: Simplify right side
    1,258,545.46x = 1,241,615,693,502.97
  5. Step 5: Solve for x
    x = 1,241,615,693,502.97/1,258,545.46
  6. Step 6: Final answer
    x = 986,548.15

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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.