Home / 2,681,116.20-4,020,896.70-975,061.80

Finding the Fourth Proportional to 2,681,116.20, 4,020,896.70 and 975,061.80

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Solution

The fourth proportional to 2,681,116.20, 4,020,896.70 and 975,061.80 is: 1,462,309.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,116.20 : 4,020,896.70 = 975,061.80 : x
  2. Step 2: Convert to fraction form
    2,681,116.20/4,020,896.70 = 975,061.80/x
  3. Step 3: Cross multiply
    2,681,116.20x = 4,020,896.70 × 975,061.80
  4. Step 4: Simplify right side
    2,681,116.20x = 3,920,622,773,916.06
  5. Step 5: Solve for x
    x = 3,920,622,773,916.06/2,681,116.20
  6. Step 6: Final answer
    x = 1,462,309.90

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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.