Home / 1,361,215.60-2,041,823.40-1,340,220.40

Finding the Fourth Proportional to 1,361,215.60, 2,041,823.40 and 1,340,220.40

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Solution

The fourth proportional to 1,361,215.60, 2,041,823.40 and 1,340,220.40 is: 2,010,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,215.60 : 2,041,823.40 = 1,340,220.40 : x
  2. Step 2: Convert to fraction form
    1,361,215.60/2,041,823.40 = 1,340,220.40/x
  3. Step 3: Cross multiply
    1,361,215.60x = 2,041,823.40 × 1,340,220.40
  4. Step 4: Simplify right side
    1,361,215.60x = 2,736,493,373,877.36
  5. Step 5: Solve for x
    x = 2,736,493,373,877.36/1,361,215.60
  6. Step 6: Final answer
    x = 2,010,330.60

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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.