Home / 1,359,182.90-1,875,462.44-786,276.38

Finding the Fourth Proportional to 1,359,182.90, 1,875,462.44 and 786,276.38

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Solution

The fourth proportional to 1,359,182.90, 1,875,462.44 and 786,276.38 is: 1,084,939.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,182.90 : 1,875,462.44 = 786,276.38 : x
  2. Step 2: Convert to fraction form
    1,359,182.90/1,875,462.44 = 786,276.38/x
  3. Step 3: Cross multiply
    1,359,182.90x = 1,875,462.44 × 786,276.38
  4. Step 4: Simplify right side
    1,359,182.90x = 1,474,631,818,149.17
  5. Step 5: Solve for x
    x = 1,474,631,818,149.17/1,359,182.90
  6. Step 6: Final answer
    x = 1,084,939.94

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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.