Home / 1,688,123.82-2,532,588.56-550,888.13

Finding the Fourth Proportional to 1,688,123.82, 2,532,588.56 and 550,888.13

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Solution

The fourth proportional to 1,688,123.82, 2,532,588.56 and 550,888.13 is: 826,463.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,123.82 : 2,532,588.56 = 550,888.13 : x
  2. Step 2: Convert to fraction form
    1,688,123.82/2,532,588.56 = 550,888.13/x
  3. Step 3: Cross multiply
    1,688,123.82x = 2,532,588.56 × 550,888.13
  4. Step 4: Simplify right side
    1,688,123.82x = 1,395,172,975,877.79
  5. Step 5: Solve for x
    x = 1,395,172,975,877.79/1,688,123.82
  6. Step 6: Final answer
    x = 826,463.65

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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.