Home / 1,267,325.29-1,748,842-723,439.45

Finding the Fourth Proportional to 1,267,325.29, 1,748,842 and 723,439.45

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Solution

The fourth proportional to 1,267,325.29, 1,748,842 and 723,439.45 is: 998,308.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,325.29 : 1,748,842 = 723,439.45 : x
  2. Step 2: Convert to fraction form
    1,267,325.29/1,748,842 = 723,439.45/x
  3. Step 3: Cross multiply
    1,267,325.29x = 1,748,842 × 723,439.45
  4. Step 4: Simplify right side
    1,267,325.29x = 1,265,181,294,616.90
  5. Step 5: Solve for x
    x = 1,265,181,294,616.90/1,267,325.29
  6. Step 6: Final answer
    x = 998,308.25

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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.