Home / 1,267,434.11-1,748,097.30-918,063.93

Finding the Fourth Proportional to 1,267,434.11, 1,748,097.30 and 918,063.93

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Solution

The fourth proportional to 1,267,434.11, 1,748,097.30 and 918,063.93 is: 1,266,231.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,434.11 : 1,748,097.30 = 918,063.93 : x
  2. Step 2: Convert to fraction form
    1,267,434.11/1,748,097.30 = 918,063.93/x
  3. Step 3: Cross multiply
    1,267,434.11x = 1,748,097.30 × 918,063.93
  4. Step 4: Simplify right side
    1,267,434.11x = 1,604,865,077,260.39
  5. Step 5: Solve for x
    x = 1,604,865,077,260.39/1,267,434.11
  6. Step 6: Final answer
    x = 1,266,231.57

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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.