Home / 1,406,540.49-1,941,023.95-761,963.28

Finding the Fourth Proportional to 1,406,540.49, 1,941,023.95 and 761,963.28

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Solution

The fourth proportional to 1,406,540.49, 1,941,023.95 and 761,963.28 is: 1,051,508.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,540.49 : 1,941,023.95 = 761,963.28 : x
  2. Step 2: Convert to fraction form
    1,406,540.49/1,941,023.95 = 761,963.28/x
  3. Step 3: Cross multiply
    1,406,540.49x = 1,941,023.95 × 761,963.28
  4. Step 4: Simplify right side
    1,406,540.49x = 1,478,988,975,500.56
  5. Step 5: Solve for x
    x = 1,478,988,975,500.56/1,406,540.49
  6. Step 6: Final answer
    x = 1,051,508.28

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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.