Home / 1,813,712.34-2,502,871.40-997,916.57

Finding the Fourth Proportional to 1,813,712.34, 2,502,871.40 and 997,916.57

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Solution

The fourth proportional to 1,813,712.34, 2,502,871.40 and 997,916.57 is: 1,377,096.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,712.34 : 2,502,871.40 = 997,916.57 : x
  2. Step 2: Convert to fraction form
    1,813,712.34/2,502,871.40 = 997,916.57/x
  3. Step 3: Cross multiply
    1,813,712.34x = 2,502,871.40 × 997,916.57
  4. Step 4: Simplify right side
    1,813,712.34x = 2,497,656,825,135.16
  5. Step 5: Solve for x
    x = 2,497,656,825,135.16/1,813,712.34
  6. Step 6: Final answer
    x = 1,377,096.45

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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.