Home / 1,345,153.23-1,856,299.28-741,541.23

Finding the Fourth Proportional to 1,345,153.23, 1,856,299.28 and 741,541.23

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Solution

The fourth proportional to 1,345,153.23, 1,856,299.28 and 741,541.23 is: 1,023,320.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,153.23 : 1,856,299.28 = 741,541.23 : x
  2. Step 2: Convert to fraction form
    1,345,153.23/1,856,299.28 = 741,541.23/x
  3. Step 3: Cross multiply
    1,345,153.23x = 1,856,299.28 × 741,541.23
  4. Step 4: Simplify right side
    1,345,153.23x = 1,376,522,447,631.61
  5. Step 5: Solve for x
    x = 1,376,522,447,631.61/1,345,153.23
  6. Step 6: Final answer
    x = 1,023,320.18

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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.