Home / 1,367,581.04-1,887,334.48-786,892.40

Finding the Fourth Proportional to 1,367,581.04, 1,887,334.48 and 786,892.40

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Solution

The fourth proportional to 1,367,581.04, 1,887,334.48 and 786,892.40 is: 1,085,953.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,581.04 : 1,887,334.48 = 786,892.40 : x
  2. Step 2: Convert to fraction form
    1,367,581.04/1,887,334.48 = 786,892.40/x
  3. Step 3: Cross multiply
    1,367,581.04x = 1,887,334.48 × 786,892.40
  4. Step 4: Simplify right side
    1,367,581.04x = 1,485,129,158,569.95
  5. Step 5: Solve for x
    x = 1,485,129,158,569.95/1,367,581.04
  6. Step 6: Final answer
    x = 1,085,953.31

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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.