Home / 1,256,542.88-1,733,897.95-712,504.76

Finding the Fourth Proportional to 1,256,542.88, 1,733,897.95 and 712,504.76

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Solution

The fourth proportional to 1,256,542.88, 1,733,897.95 and 712,504.76 is: 983,182.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,542.88 : 1,733,897.95 = 712,504.76 : x
  2. Step 2: Convert to fraction form
    1,256,542.88/1,733,897.95 = 712,504.76/x
  3. Step 3: Cross multiply
    1,256,542.88x = 1,733,897.95 × 712,504.76
  4. Step 4: Simplify right side
    1,256,542.88x = 1,235,410,532,278.49
  5. Step 5: Solve for x
    x = 1,235,410,532,278.49/1,256,542.88
  6. Step 6: Final answer
    x = 983,182.16

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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.