Home / 1,920,302.93-2,649,911.60-1,195,127.75

Finding the Fourth Proportional to 1,920,302.93, 2,649,911.60 and 1,195,127.75

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Solution

The fourth proportional to 1,920,302.93, 2,649,911.60 and 1,195,127.75 is: 1,649,210.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,302.93 : 2,649,911.60 = 1,195,127.75 : x
  2. Step 2: Convert to fraction form
    1,920,302.93/2,649,911.60 = 1,195,127.75/x
  3. Step 3: Cross multiply
    1,920,302.93x = 2,649,911.60 × 1,195,127.75
  4. Step 4: Simplify right side
    1,920,302.93x = 3,166,982,868,981.70
  5. Step 5: Solve for x
    x = 3,166,982,868,981.70/1,920,302.93
  6. Step 6: Final answer
    x = 1,649,210.04

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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.