Home / 1,282,432.04-1,769,808.31-709,462.34

Finding the Fourth Proportional to 1,282,432.04, 1,769,808.31 and 709,462.34

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Solution

The fourth proportional to 1,282,432.04, 1,769,808.31 and 709,462.34 is: 979,086.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,432.04 : 1,769,808.31 = 709,462.34 : x
  2. Step 2: Convert to fraction form
    1,282,432.04/1,769,808.31 = 709,462.34/x
  3. Step 3: Cross multiply
    1,282,432.04x = 1,769,808.31 × 709,462.34
  4. Step 4: Simplify right side
    1,282,432.04x = 1,255,612,334,341.35
  5. Step 5: Solve for x
    x = 1,255,612,334,341.35/1,282,432.04
  6. Step 6: Final answer
    x = 979,086.84

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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.