Home / 1,753,247.40-2,632,328.70-1,089,695.40

Finding the Fourth Proportional to 1,753,247.40, 2,632,328.70 and 1,089,695.40

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Solution

The fourth proportional to 1,753,247.40, 2,632,328.70 and 1,089,695.40 is: 1,636,070.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,247.40 : 2,632,328.70 = 1,089,695.40 : x
  2. Step 2: Convert to fraction form
    1,753,247.40/2,632,328.70 = 1,089,695.40/x
  3. Step 3: Cross multiply
    1,753,247.40x = 2,632,328.70 × 1,089,695.40
  4. Step 4: Simplify right side
    1,753,247.40x = 2,868,436,475,677.98
  5. Step 5: Solve for x
    x = 2,868,436,475,677.98/1,753,247.40
  6. Step 6: Final answer
    x = 1,636,070.57

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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.