Home / 1,832,378.49-2,528,397.15-1,047,433.20

Finding the Fourth Proportional to 1,832,378.49, 2,528,397.15 and 1,047,433.20

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Solution

The fourth proportional to 1,832,378.49, 2,528,397.15 and 1,047,433.20 is: 1,445,294.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832,378.49 : 2,528,397.15 = 1,047,433.20 : x
  2. Step 2: Convert to fraction form
    1,832,378.49/2,528,397.15 = 1,047,433.20/x
  3. Step 3: Cross multiply
    1,832,378.49x = 2,528,397.15 × 1,047,433.20
  4. Step 4: Simplify right side
    1,832,378.49x = 2,648,327,117,695.38
  5. Step 5: Solve for x
    x = 2,648,327,117,695.38/1,832,378.49
  6. Step 6: Final answer
    x = 1,445,294.81

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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.