Home / 1,282,433.28-1,769,810.04-709,463.58

Finding the Fourth Proportional to 1,282,433.28, 1,769,810.04 and 709,463.58

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Solution

The fourth proportional to 1,282,433.28, 1,769,810.04 and 709,463.58 is: 979,088.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,433.28 : 1,769,810.04 = 709,463.58 : x
  2. Step 2: Convert to fraction form
    1,282,433.28/1,769,810.04 = 709,463.58/x
  3. Step 3: Cross multiply
    1,282,433.28x = 1,769,810.04 × 709,463.58
  4. Step 4: Simplify right side
    1,282,433.28x = 1,255,615,766,898.34
  5. Step 5: Solve for x
    x = 1,255,615,766,898.34/1,282,433.28
  6. Step 6: Final answer
    x = 979,088.57

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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.