Home / 1,813,712.70-2,502,871.92-997,916.94

Finding the Fourth Proportional to 1,813,712.70, 2,502,871.92 and 997,916.94

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Solution

The fourth proportional to 1,813,712.70, 2,502,871.92 and 997,916.94 is: 1,377,096.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,712.70 : 2,502,871.92 = 997,916.94 : x
  2. Step 2: Convert to fraction form
    1,813,712.70/2,502,871.92 = 997,916.94/x
  3. Step 3: Cross multiply
    1,813,712.70x = 2,502,871.92 × 997,916.94
  4. Step 4: Simplify right side
    1,813,712.70x = 2,497,658,287,618.32
  5. Step 5: Solve for x
    x = 2,497,658,287,618.32/1,813,712.70
  6. Step 6: Final answer
    x = 1,377,096.98

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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.