Home / 2,285,570.12-3,153,874.74-1,266,888.20

Finding the Fourth Proportional to 2,285,570.12, 3,153,874.74 and 1,266,888.20

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Solution

The fourth proportional to 2,285,570.12, 3,153,874.74 and 1,266,888.20 is: 1,748,188.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285,570.12 : 3,153,874.74 = 1,266,888.20 : x
  2. Step 2: Convert to fraction form
    2,285,570.12/3,153,874.74 = 1,266,888.20/x
  3. Step 3: Cross multiply
    2,285,570.12x = 3,153,874.74 × 1,266,888.20
  4. Step 4: Simplify right side
    2,285,570.12x = 3,995,606,692,384.07
  5. Step 5: Solve for x
    x = 3,995,606,692,384.07/2,285,570.12
  6. Step 6: Final answer
    x = 1,748,188.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.