Home / 1,276,932.12-1,762,159.98-703,970.52

Finding the Fourth Proportional to 1,276,932.12, 1,762,159.98 and 703,970.52

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Solution

The fourth proportional to 1,276,932.12, 1,762,159.98 and 703,970.52 is: 971,475.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,932.12 : 1,762,159.98 = 703,970.52 : x
  2. Step 2: Convert to fraction form
    1,276,932.12/1,762,159.98 = 703,970.52/x
  3. Step 3: Cross multiply
    1,276,932.12x = 1,762,159.98 × 703,970.52
  4. Step 4: Simplify right side
    1,276,932.12x = 1,240,508,677,443.79
  5. Step 5: Solve for x
    x = 1,240,508,677,443.79/1,276,932.12
  6. Step 6: Final answer
    x = 971,475.82

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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.