Home / 2,807,649.47-4,211,769.48-914,538.53

Finding the Fourth Proportional to 2,807,649.47, 4,211,769.48 and 914,538.53

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Solution

The fourth proportional to 2,807,649.47, 4,211,769.48 and 914,538.53 is: 1,371,903.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,649.47 : 4,211,769.48 = 914,538.53 : x
  2. Step 2: Convert to fraction form
    2,807,649.47/4,211,769.48 = 914,538.53/x
  3. Step 3: Cross multiply
    2,807,649.47x = 4,211,769.48 × 914,538.53
  4. Step 4: Simplify right side
    2,807,649.47x = 3,851,825,468,938.07
  5. Step 5: Solve for x
    x = 3,851,825,468,938.07/2,807,649.47
  6. Step 6: Final answer
    x = 1,371,903.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.