Home / 1,039,539.10-1,559,308.65-702,959.80

Finding the Fourth Proportional to 1,039,539.10, 1,559,308.65 and 702,959.80

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Solution

The fourth proportional to 1,039,539.10, 1,559,308.65 and 702,959.80 is: 1,054,439.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,539.10 : 1,559,308.65 = 702,959.80 : x
  2. Step 2: Convert to fraction form
    1,039,539.10/1,559,308.65 = 702,959.80/x
  3. Step 3: Cross multiply
    1,039,539.10x = 1,559,308.65 × 702,959.80
  4. Step 4: Simplify right side
    1,039,539.10x = 1,096,131,296,742.27
  5. Step 5: Solve for x
    x = 1,096,131,296,742.27/1,039,539.10
  6. Step 6: Final answer
    x = 1,054,439.70

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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.