Home / 1,065,260.80-1,595,266.80-708,342.40

Finding the Fourth Proportional to 1,065,260.80, 1,595,266.80 and 708,342.40

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Solution

The fourth proportional to 1,065,260.80, 1,595,266.80 and 708,342.40 is: 1,060,768.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,260.80 : 1,595,266.80 = 708,342.40 : x
  2. Step 2: Convert to fraction form
    1,065,260.80/1,595,266.80 = 708,342.40/x
  3. Step 3: Cross multiply
    1,065,260.80x = 1,595,266.80 × 708,342.40
  4. Step 4: Simplify right side
    1,065,260.80x = 1,129,995,113,752.32
  5. Step 5: Solve for x
    x = 1,129,995,113,752.32/1,065,260.80
  6. Step 6: Final answer
    x = 1,060,768.51

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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.