Home / 1,110,741.80-1,665,723.90-578,085.80

Finding the Fourth Proportional to 1,110,741.80, 1,665,723.90 and 578,085.80

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Solution

The fourth proportional to 1,110,741.80, 1,665,723.90 and 578,085.80 is: 866,926.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,741.80 : 1,665,723.90 = 578,085.80 : x
  2. Step 2: Convert to fraction form
    1,110,741.80/1,665,723.90 = 578,085.80/x
  3. Step 3: Cross multiply
    1,110,741.80x = 1,665,723.90 × 578,085.80
  4. Step 4: Simplify right side
    1,110,741.80x = 962,931,333,310.62
  5. Step 5: Solve for x
    x = 962,931,333,310.62/1,110,741.80
  6. Step 6: Final answer
    x = 866,926.35

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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.