Home / 1,120,726.32-1,546,594.84-637,291.52

Finding the Fourth Proportional to 1,120,726.32, 1,546,594.84 and 637,291.52

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Solution

The fourth proportional to 1,120,726.32, 1,546,594.84 and 637,291.52 is: 879,458.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,726.32 : 1,546,594.84 = 637,291.52 : x
  2. Step 2: Convert to fraction form
    1,120,726.32/1,546,594.84 = 637,291.52/x
  3. Step 3: Cross multiply
    1,120,726.32x = 1,546,594.84 × 637,291.52
  4. Step 4: Simplify right side
    1,120,726.32x = 985,631,776,407.76
  5. Step 5: Solve for x
    x = 985,631,776,407.76/1,120,726.32
  6. Step 6: Final answer
    x = 879,458.04

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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.