Home / 1,296,306.40-1,943,876.40-497,322.40

Finding the Fourth Proportional to 1,296,306.40, 1,943,876.40 and 497,322.40

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Solution

The fourth proportional to 1,296,306.40, 1,943,876.40 and 497,322.40 is: 745,759.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,306.40 : 1,943,876.40 = 497,322.40 : x
  2. Step 2: Convert to fraction form
    1,296,306.40/1,943,876.40 = 497,322.40/x
  3. Step 3: Cross multiply
    1,296,306.40x = 1,943,876.40 × 497,322.40
  4. Step 4: Simplify right side
    1,296,306.40x = 966,733,276,551.36
  5. Step 5: Solve for x
    x = 966,733,276,551.36/1,296,306.40
  6. Step 6: Final answer
    x = 745,759.86

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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.