Home / 1,476,938.76-2,215,425.72-411,916.02

Finding the Fourth Proportional to 1,476,938.76, 2,215,425.72 and 411,916.02

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Solution

The fourth proportional to 1,476,938.76, 2,215,425.72 and 411,916.02 is: 617,878.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,938.76 : 2,215,425.72 = 411,916.02 : x
  2. Step 2: Convert to fraction form
    1,476,938.76/2,215,425.72 = 411,916.02/x
  3. Step 3: Cross multiply
    1,476,938.76x = 2,215,425.72 × 411,916.02
  4. Step 4: Simplify right side
    1,476,938.76x = 912,569,345,188.04
  5. Step 5: Solve for x
    x = 912,569,345,188.04/1,476,938.76
  6. Step 6: Final answer
    x = 617,878.93

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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.