Home / 1,606,725.43-2,217,280.85-918,412.06

Finding the Fourth Proportional to 1,606,725.43, 2,217,280.85 and 918,412.06

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Solution

The fourth proportional to 1,606,725.43, 2,217,280.85 and 918,412.06 is: 1,267,408.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,725.43 : 2,217,280.85 = 918,412.06 : x
  2. Step 2: Convert to fraction form
    1,606,725.43/2,217,280.85 = 918,412.06/x
  3. Step 3: Cross multiply
    1,606,725.43x = 2,217,280.85 × 918,412.06
  4. Step 4: Simplify right side
    1,606,725.43x = 2,036,377,473,047.05
  5. Step 5: Solve for x
    x = 2,036,377,473,047.05/1,606,725.43
  6. Step 6: Final answer
    x = 1,267,408.50

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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.