Home / 1,154,672.17-1,593,422.66-638,406.22

Finding the Fourth Proportional to 1,154,672.17, 1,593,422.66 and 638,406.22

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Solution

The fourth proportional to 1,154,672.17, 1,593,422.66 and 638,406.22 is: 880,986.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,672.17 : 1,593,422.66 = 638,406.22 : x
  2. Step 2: Convert to fraction form
    1,154,672.17/1,593,422.66 = 638,406.22/x
  3. Step 3: Cross multiply
    1,154,672.17x = 1,593,422.66 × 638,406.22
  4. Step 4: Simplify right side
    1,154,672.17x = 1,017,250,937,232.95
  5. Step 5: Solve for x
    x = 1,017,250,937,232.95/1,154,672.17
  6. Step 6: Final answer
    x = 880,986.80

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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.