Home / 1,045,386.05-1,443,043.05-741,053.15

Finding the Fourth Proportional to 1,045,386.05, 1,443,043.05 and 741,053.15

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Solution

The fourth proportional to 1,045,386.05, 1,443,043.05 and 741,053.15 is: 1,022,944.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,386.05 : 1,443,043.05 = 741,053.15 : x
  2. Step 2: Convert to fraction form
    1,045,386.05/1,443,043.05 = 741,053.15/x
  3. Step 3: Cross multiply
    1,045,386.05x = 1,443,043.05 × 741,053.15
  4. Step 4: Simplify right side
    1,045,386.05x = 1,069,371,601,322.47
  5. Step 5: Solve for x
    x = 1,069,371,601,322.47/1,045,386.05
  6. Step 6: Final answer
    x = 1,022,944.20

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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.