Home / 1,360,030.32-1,876,782.68-748,144.30

Finding the Fourth Proportional to 1,360,030.32, 1,876,782.68 and 748,144.30

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Solution

The fourth proportional to 1,360,030.32, 1,876,782.68 and 748,144.30 is: 1,032,406.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,030.32 : 1,876,782.68 = 748,144.30 : x
  2. Step 2: Convert to fraction form
    1,360,030.32/1,876,782.68 = 748,144.30/x
  3. Step 3: Cross multiply
    1,360,030.32x = 1,876,782.68 × 748,144.30
  4. Step 4: Simplify right side
    1,360,030.32x = 1,404,104,264,380.72
  5. Step 5: Solve for x
    x = 1,404,104,264,380.72/1,360,030.32
  6. Step 6: Final answer
    x = 1,032,406.59

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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.