Home / 1,402,392.71-2,101,448.52-832,651.88

Finding the Fourth Proportional to 1,402,392.71, 2,101,448.52 and 832,651.88

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Solution

The fourth proportional to 1,402,392.71, 2,101,448.52 and 832,651.88 is: 1,247,706.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,392.71 : 2,101,448.52 = 832,651.88 : x
  2. Step 2: Convert to fraction form
    1,402,392.71/2,101,448.52 = 832,651.88/x
  3. Step 3: Cross multiply
    1,402,392.71x = 2,101,448.52 × 832,651.88
  4. Step 4: Simplify right side
    1,402,392.71x = 1,749,775,050,393.98
  5. Step 5: Solve for x
    x = 1,749,775,050,393.98/1,402,392.71
  6. Step 6: Final answer
    x = 1,247,706.89

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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.