Home / 4,267,060.80-6,401,512.80-1,275,547.20

Finding the Fourth Proportional to 4,267,060.80, 6,401,512.80 and 1,275,547.20

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Solution

The fourth proportional to 4,267,060.80, 6,401,512.80 and 1,275,547.20 is: 1,913,596.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267,060.80 : 6,401,512.80 = 1,275,547.20 : x
  2. Step 2: Convert to fraction form
    4,267,060.80/6,401,512.80 = 1,275,547.20/x
  3. Step 3: Cross multiply
    4,267,060.80x = 6,401,512.80 × 1,275,547.20
  4. Step 4: Simplify right side
    4,267,060.80x = 8,165,431,727,804.16
  5. Step 5: Solve for x
    x = 8,165,431,727,804.16/4,267,060.80
  6. Step 6: Final answer
    x = 1,913,596.29

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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.