Home / 1,657,696.80-2,486,545.20-710,906.40

Finding the Fourth Proportional to 1,657,696.80, 2,486,545.20 and 710,906.40

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Solution

The fourth proportional to 1,657,696.80, 2,486,545.20 and 710,906.40 is: 1,066,359.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,696.80 : 2,486,545.20 = 710,906.40 : x
  2. Step 2: Convert to fraction form
    1,657,696.80/2,486,545.20 = 710,906.40/x
  3. Step 3: Cross multiply
    1,657,696.80x = 2,486,545.20 × 710,906.40
  4. Step 4: Simplify right side
    1,657,696.80x = 1,767,700,896,569.28
  5. Step 5: Solve for x
    x = 1,767,700,896,569.28/1,657,696.80
  6. Step 6: Final answer
    x = 1,066,359.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.