Home / 2,565,490.16-3,849,563.10-1,861,330.16

Finding the Fourth Proportional to 2,565,490.16, 3,849,563.10 and 1,861,330.16

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Solution

The fourth proportional to 2,565,490.16, 3,849,563.10 and 1,861,330.16 is: 2,792,958.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,490.16 : 3,849,563.10 = 1,861,330.16 : x
  2. Step 2: Convert to fraction form
    2,565,490.16/3,849,563.10 = 1,861,330.16/x
  3. Step 3: Cross multiply
    2,565,490.16x = 3,849,563.10 × 1,861,330.16
  4. Step 4: Simplify right side
    2,565,490.16x = 7,165,307,900,853.10
  5. Step 5: Solve for x
    x = 7,165,307,900,853.10/2,565,490.16
  6. Step 6: Final answer
    x = 2,792,958.64

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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.