Home / 1,975,211.57-2,725,702.17-1,240,545.35

Finding the Fourth Proportional to 1,975,211.57, 2,725,702.17 and 1,240,545.35

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Solution

The fourth proportional to 1,975,211.57, 2,725,702.17 and 1,240,545.35 is: 1,711,896.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,211.57 : 2,725,702.17 = 1,240,545.35 : x
  2. Step 2: Convert to fraction form
    1,975,211.57/2,725,702.17 = 1,240,545.35/x
  3. Step 3: Cross multiply
    1,975,211.57x = 2,725,702.17 × 1,240,545.35
  4. Step 4: Simplify right side
    1,975,211.57x = 3,381,357,152,478.41
  5. Step 5: Solve for x
    x = 3,381,357,152,478.41/1,975,211.57
  6. Step 6: Final answer
    x = 1,711,896.19

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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.