Home / 1,327,972.52-1,832,607.88-724,373.48

Finding the Fourth Proportional to 1,327,972.52, 1,832,607.88 and 724,373.48

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Solution

The fourth proportional to 1,327,972.52, 1,832,607.88 and 724,373.48 is: 999,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,972.52 : 1,832,607.88 = 724,373.48 : x
  2. Step 2: Convert to fraction form
    1,327,972.52/1,832,607.88 = 724,373.48/x
  3. Step 3: Cross multiply
    1,327,972.52x = 1,832,607.88 × 724,373.48
  4. Step 4: Simplify right side
    1,327,972.52x = 1,327,492,547,511.02
  5. Step 5: Solve for x
    x = 1,327,492,547,511.02/1,327,972.52
  6. Step 6: Final answer
    x = 999,638.57

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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.