Home / 1,458,041.80-2,187,718.80-512,091.40

Finding the Fourth Proportional to 1,458,041.80, 2,187,718.80 and 512,091.40

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Solution

The fourth proportional to 1,458,041.80, 2,187,718.80 and 512,091.40 is: 768,367.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,041.80 : 2,187,718.80 = 512,091.40 : x
  2. Step 2: Convert to fraction form
    1,458,041.80/2,187,718.80 = 512,091.40/x
  3. Step 3: Cross multiply
    1,458,041.80x = 2,187,718.80 × 512,091.40
  4. Step 4: Simplify right side
    1,458,041.80x = 1,120,311,983,098.32
  5. Step 5: Solve for x
    x = 1,120,311,983,098.32/1,458,041.80
  6. Step 6: Final answer
    x = 768,367.53

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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.