Home / 1,532,969.42-2,115,499.78-835,246.92

Finding the Fourth Proportional to 1,532,969.42, 2,115,499.78 and 835,246.92

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Solution

The fourth proportional to 1,532,969.42, 2,115,499.78 and 835,246.92 is: 1,152,641.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,969.42 : 2,115,499.78 = 835,246.92 : x
  2. Step 2: Convert to fraction form
    1,532,969.42/2,115,499.78 = 835,246.92/x
  3. Step 3: Cross multiply
    1,532,969.42x = 2,115,499.78 × 835,246.92
  4. Step 4: Simplify right side
    1,532,969.42x = 1,766,964,684,482.86
  5. Step 5: Solve for x
    x = 1,766,964,684,482.86/1,532,969.42
  6. Step 6: Final answer
    x = 1,152,641.84

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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.