Home / 1,663,649.28-2,294,779.41-1,090,726.56

Finding the Fourth Proportional to 1,663,649.28, 2,294,779.41 and 1,090,726.56

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Solution

The fourth proportional to 1,663,649.28, 2,294,779.41 and 1,090,726.56 is: 1,504,509.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,649.28 : 2,294,779.41 = 1,090,726.56 : x
  2. Step 2: Convert to fraction form
    1,663,649.28/2,294,779.41 = 1,090,726.56/x
  3. Step 3: Cross multiply
    1,663,649.28x = 2,294,779.41 × 1,090,726.56
  4. Step 4: Simplify right side
    1,663,649.28x = 2,502,976,851,828.13
  5. Step 5: Solve for x
    x = 2,502,976,851,828.13/1,663,649.28
  6. Step 6: Final answer
    x = 1,504,509.92

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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.