Home / 1,266,790.79-1,748,296.94-723,008.92

Finding the Fourth Proportional to 1,266,790.79, 1,748,296.94 and 723,008.92

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Solution

The fourth proportional to 1,266,790.79, 1,748,296.94 and 723,008.92 is: 997,824.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,790.79 : 1,748,296.94 = 723,008.92 : x
  2. Step 2: Convert to fraction form
    1,266,790.79/1,748,296.94 = 723,008.92/x
  3. Step 3: Cross multiply
    1,266,790.79x = 1,748,296.94 × 723,008.92
  4. Step 4: Simplify right side
    1,266,790.79x = 1,264,034,282,428.70
  5. Step 5: Solve for x
    x = 1,264,034,282,428.70/1,266,790.79
  6. Step 6: Final answer
    x = 997,824.02

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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.