Home / 3,045,034.32-4,201,841.12-1,686,653.52

Finding the Fourth Proportional to 3,045,034.32, 4,201,841.12 and 1,686,653.52

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Solution

The fourth proportional to 3,045,034.32, 4,201,841.12 and 1,686,653.52 is: 2,327,412.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045,034.32 : 4,201,841.12 = 1,686,653.52 : x
  2. Step 2: Convert to fraction form
    3,045,034.32/4,201,841.12 = 1,686,653.52/x
  3. Step 3: Cross multiply
    3,045,034.32x = 4,201,841.12 × 1,686,653.52
  4. Step 4: Simplify right side
    3,045,034.32x = 7,087,050,115,528.74
  5. Step 5: Solve for x
    x = 7,087,050,115,528.74/3,045,034.32
  6. Step 6: Final answer
    x = 2,327,412.23

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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.