Home / 1,343,807.18-1,854,454.02-740,195.18

Finding the Fourth Proportional to 1,343,807.18, 1,854,454.02 and 740,195.18

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Solution

The fourth proportional to 1,343,807.18, 1,854,454.02 and 740,195.18 is: 1,021,469.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,807.18 : 1,854,454.02 = 740,195.18 : x
  2. Step 2: Convert to fraction form
    1,343,807.18/1,854,454.02 = 740,195.18/x
  3. Step 3: Cross multiply
    1,343,807.18x = 1,854,454.02 × 740,195.18
  4. Step 4: Simplify right side
    1,343,807.18x = 1,372,657,927,135.62
  5. Step 5: Solve for x
    x = 1,372,657,927,135.62/1,343,807.18
  6. Step 6: Final answer
    x = 1,021,469.41

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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.