Home / 1,776,644.76-2,666,148.12-830,089.29

Finding the Fourth Proportional to 1,776,644.76, 2,666,148.12 and 830,089.29

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Solution

The fourth proportional to 1,776,644.76, 2,666,148.12 and 830,089.29 is: 1,245,685.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,644.76 : 2,666,148.12 = 830,089.29 : x
  2. Step 2: Convert to fraction form
    1,776,644.76/2,666,148.12 = 830,089.29/x
  3. Step 3: Cross multiply
    1,776,644.76x = 2,666,148.12 × 830,089.29
  4. Step 4: Simplify right side
    1,776,644.76x = 2,213,140,999,965.63
  5. Step 5: Solve for x
    x = 2,213,140,999,965.63/1,776,644.76
  6. Step 6: Final answer
    x = 1,245,685.72

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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.