Home / 1,406,540.74-1,941,024.30-761,963.53

Finding the Fourth Proportional to 1,406,540.74, 1,941,024.30 and 761,963.53

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Solution

The fourth proportional to 1,406,540.74, 1,941,024.30 and 761,963.53 is: 1,051,508.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,540.74 : 1,941,024.30 = 761,963.53 : x
  2. Step 2: Convert to fraction form
    1,406,540.74/1,941,024.30 = 761,963.53/x
  3. Step 3: Cross multiply
    1,406,540.74x = 1,941,024.30 × 761,963.53
  4. Step 4: Simplify right side
    1,406,540.74x = 1,478,989,717,738.66
  5. Step 5: Solve for x
    x = 1,478,989,717,738.66/1,406,540.74
  6. Step 6: Final answer
    x = 1,051,508.63

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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.