Home / 1,264,832.13-1,897,381.10-411,970.19

Finding the Fourth Proportional to 1,264,832.13, 1,897,381.10 and 411,970.19

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Solution

The fourth proportional to 1,264,832.13, 1,897,381.10 and 411,970.19 is: 617,998.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,832.13 : 1,897,381.10 = 411,970.19 : x
  2. Step 2: Convert to fraction form
    1,264,832.13/1,897,381.10 = 411,970.19/x
  3. Step 3: Cross multiply
    1,264,832.13x = 1,897,381.10 × 411,970.19
  4. Step 4: Simplify right side
    1,264,832.13x = 781,664,452,269.41
  5. Step 5: Solve for x
    x = 781,664,452,269.41/1,264,832.13
  6. Step 6: Final answer
    x = 617,998.57

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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.