Home / 3,565,812.10-5,348,718.15-1,321,485.70

Finding the Fourth Proportional to 3,565,812.10, 5,348,718.15 and 1,321,485.70

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Solution

The fourth proportional to 3,565,812.10, 5,348,718.15 and 1,321,485.70 is: 1,982,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565,812.10 : 5,348,718.15 = 1,321,485.70 : x
  2. Step 2: Convert to fraction form
    3,565,812.10/5,348,718.15 = 1,321,485.70/x
  3. Step 3: Cross multiply
    3,565,812.10x = 5,348,718.15 × 1,321,485.70
  4. Step 4: Simplify right side
    3,565,812.10x = 7,068,254,548,555.46
  5. Step 5: Solve for x
    x = 7,068,254,548,555.46/3,565,812.10
  6. Step 6: Final answer
    x = 1,982,228.55

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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.