Home / 1,266,864.48-1,748,287.44-723,073.68

Finding the Fourth Proportional to 1,266,864.48, 1,748,287.44 and 723,073.68

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Solution

The fourth proportional to 1,266,864.48, 1,748,287.44 and 723,073.68 is: 997,849.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,864.48 : 1,748,287.44 = 723,073.68 : x
  2. Step 2: Convert to fraction form
    1,266,864.48/1,748,287.44 = 723,073.68/x
  3. Step 3: Cross multiply
    1,266,864.48x = 1,748,287.44 × 723,073.68
  4. Step 4: Simplify right side
    1,266,864.48x = 1,264,140,632,938.58
  5. Step 5: Solve for x
    x = 1,264,140,632,938.58/1,266,864.48
  6. Step 6: Final answer
    x = 997,849.93

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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.