Home / 1,182,931.70-1,775,126.55-472,885.70

Finding the Fourth Proportional to 1,182,931.70, 1,775,126.55 and 472,885.70

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Solution

The fourth proportional to 1,182,931.70, 1,775,126.55 and 472,885.70 is: 709,619.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,931.70 : 1,775,126.55 = 472,885.70 : x
  2. Step 2: Convert to fraction form
    1,182,931.70/1,775,126.55 = 472,885.70/x
  3. Step 3: Cross multiply
    1,182,931.70x = 1,775,126.55 × 472,885.70
  4. Step 4: Simplify right side
    1,182,931.70x = 839,431,961,185.34
  5. Step 5: Solve for x
    x = 839,431,961,185.34/1,182,931.70
  6. Step 6: Final answer
    x = 709,619.97

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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.