Home / 1,575,980.12-2,364,528.72-777,821.96

Finding the Fourth Proportional to 1,575,980.12, 2,364,528.72 and 777,821.96

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Solution

The fourth proportional to 1,575,980.12, 2,364,528.72 and 777,821.96 is: 1,167,008.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,980.12 : 2,364,528.72 = 777,821.96 : x
  2. Step 2: Convert to fraction form
    1,575,980.12/2,364,528.72 = 777,821.96/x
  3. Step 3: Cross multiply
    1,575,980.12x = 2,364,528.72 × 777,821.96
  4. Step 4: Simplify right side
    1,575,980.12x = 1,839,182,363,466.69
  5. Step 5: Solve for x
    x = 1,839,182,363,466.69/1,575,980.12
  6. Step 6: Final answer
    x = 1,167,008.61

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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.