Home / 1,088,111.60-1,630,199.10-930,647.60

Finding the Fourth Proportional to 1,088,111.60, 1,630,199.10 and 930,647.60

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Solution

The fourth proportional to 1,088,111.60, 1,630,199.10 and 930,647.60 is: 1,394,287.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,111.60 : 1,630,199.10 = 930,647.60 : x
  2. Step 2: Convert to fraction form
    1,088,111.60/1,630,199.10 = 930,647.60/x
  3. Step 3: Cross multiply
    1,088,111.60x = 1,630,199.10 × 930,647.60
  4. Step 4: Simplify right side
    1,088,111.60x = 1,517,140,879,937.16
  5. Step 5: Solve for x
    x = 1,517,140,879,937.16/1,088,111.60
  6. Step 6: Final answer
    x = 1,394,287.94

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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.