Home / 3,012,146.46-4,156,834.34-1,635,548.19

Finding the Fourth Proportional to 3,012,146.46, 4,156,834.34 and 1,635,548.19

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Solution

The fourth proportional to 3,012,146.46, 4,156,834.34 and 1,635,548.19 is: 2,257,095.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,146.46 : 4,156,834.34 = 1,635,548.19 : x
  2. Step 2: Convert to fraction form
    3,012,146.46/4,156,834.34 = 1,635,548.19/x
  3. Step 3: Cross multiply
    3,012,146.46x = 4,156,834.34 × 1,635,548.19
  4. Step 4: Simplify right side
    3,012,146.46x = 6,798,702,880,916.84
  5. Step 5: Solve for x
    x = 6,798,702,880,916.84/3,012,146.46
  6. Step 6: Final answer
    x = 2,257,095.72

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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.