Home / 1,292,433.44-1,937,752.40-572,382.77

Finding the Fourth Proportional to 1,292,433.44, 1,937,752.40 and 572,382.77

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Solution

The fourth proportional to 1,292,433.44, 1,937,752.40 and 572,382.77 is: 858,176.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,433.44 : 1,937,752.40 = 572,382.77 : x
  2. Step 2: Convert to fraction form
    1,292,433.44/1,937,752.40 = 572,382.77/x
  3. Step 3: Cross multiply
    1,292,433.44x = 1,937,752.40 × 572,382.77
  4. Step 4: Simplify right side
    1,292,433.44x = 1,109,136,088,928.20
  5. Step 5: Solve for x
    x = 1,109,136,088,928.20/1,292,433.44
  6. Step 6: Final answer
    x = 858,176.56

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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.