Home / 2,642,331.60-3,646,295.76-1,496,420.28

Finding the Fourth Proportional to 2,642,331.60, 3,646,295.76 and 1,496,420.28

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Solution

The fourth proportional to 2,642,331.60, 3,646,295.76 and 1,496,420.28 is: 2,064,990.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,331.60 : 3,646,295.76 = 1,496,420.28 : x
  2. Step 2: Convert to fraction form
    2,642,331.60/3,646,295.76 = 1,496,420.28/x
  3. Step 3: Cross multiply
    2,642,331.60x = 3,646,295.76 × 1,496,420.28
  4. Step 4: Simplify right side
    2,642,331.60x = 5,456,390,922,142.01
  5. Step 5: Solve for x
    x = 5,456,390,922,142.01/2,642,331.60
  6. Step 6: Final answer
    x = 2,064,990.98

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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.