Home / 3,012,147.46-4,156,835.72-1,635,549.19

Finding the Fourth Proportional to 3,012,147.46, 4,156,835.72 and 1,635,549.19

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Solution

The fourth proportional to 3,012,147.46, 4,156,835.72 and 1,635,549.19 is: 2,257,097.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,147.46 : 4,156,835.72 = 1,635,549.19 : x
  2. Step 2: Convert to fraction form
    3,012,147.46/4,156,835.72 = 1,635,549.19/x
  3. Step 3: Cross multiply
    3,012,147.46x = 4,156,835.72 × 1,635,549.19
  4. Step 4: Simplify right side
    3,012,147.46x = 6,798,709,294,809.07
  5. Step 5: Solve for x
    x = 6,798,709,294,809.07/3,012,147.46
  6. Step 6: Final answer
    x = 2,257,097.10

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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.