Home / 1,791,865-2,687,849.34-462,169

Finding the Fourth Proportional to 1,791,865, 2,687,849.34 and 462,169

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Solution

The fourth proportional to 1,791,865, 2,687,849.34 and 462,169 is: 693,266.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,865 : 2,687,849.34 = 462,169 : x
  2. Step 2: Convert to fraction form
    1,791,865/2,687,849.34 = 462,169/x
  3. Step 3: Cross multiply
    1,791,865x = 2,687,849.34 × 462,169
  4. Step 4: Simplify right side
    1,791,865x = 1,242,240,641,618.46
  5. Step 5: Solve for x
    x = 1,242,240,641,618.46/1,791,865
  6. Step 6: Final answer
    x = 693,266.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.