Home / 1,267,344-1,748,504.16-723,088.80

Finding the Fourth Proportional to 1,267,344, 1,748,504.16 and 723,088.80

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Solution

The fourth proportional to 1,267,344, 1,748,504.16 and 723,088.80 is: 997,616.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,344 : 1,748,504.16 = 723,088.80 : x
  2. Step 2: Convert to fraction form
    1,267,344/1,748,504.16 = 723,088.80/x
  3. Step 3: Cross multiply
    1,267,344x = 1,748,504.16 × 723,088.80
  4. Step 4: Simplify right side
    1,267,344x = 1,264,323,774,849.41
  5. Step 5: Solve for x
    x = 1,264,323,774,849.41/1,267,344
  6. Step 6: Final answer
    x = 997,616.89

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1.5x scale

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.