Home / 1,088,187.60-1,630,313.10-930,723.60

Finding the Fourth Proportional to 1,088,187.60, 1,630,313.10 and 930,723.60

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Solution

The fourth proportional to 1,088,187.60, 1,630,313.10 and 930,723.60 is: 1,394,401.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,187.60 : 1,630,313.10 = 930,723.60 : x
  2. Step 2: Convert to fraction form
    1,088,187.60/1,630,313.10 = 930,723.60/x
  3. Step 3: Cross multiply
    1,088,187.60x = 1,630,313.10 × 930,723.60
  4. Step 4: Simplify right side
    1,088,187.60x = 1,517,370,877,559.16
  5. Step 5: Solve for x
    x = 1,517,370,877,559.16/1,088,187.60
  6. Step 6: Final answer
    x = 1,394,401.92

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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.