Home / 1,077,432.60-1,613,816.10-890,808.60

Finding the Fourth Proportional to 1,077,432.60, 1,613,816.10 and 890,808.60

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Solution

The fourth proportional to 1,077,432.60, 1,613,816.10 and 890,808.60 is: 1,334,284.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,432.60 : 1,613,816.10 = 890,808.60 : x
  2. Step 2: Convert to fraction form
    1,077,432.60/1,613,816.10 = 890,808.60/x
  3. Step 3: Cross multiply
    1,077,432.60x = 1,613,816.10 × 890,808.60
  4. Step 4: Simplify right side
    1,077,432.60x = 1,437,601,260,698.46
  5. Step 5: Solve for x
    x = 1,437,601,260,698.46/1,077,432.60
  6. Step 6: Final answer
    x = 1,334,284.17

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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.