Home / 2,219,543.20-3,062,946.96-1,200,925.60

Finding the Fourth Proportional to 2,219,543.20, 3,062,946.96 and 1,200,925.60

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Solution

The fourth proportional to 2,219,543.20, 3,062,946.96 and 1,200,925.60 is: 1,657,265.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,543.20 : 3,062,946.96 = 1,200,925.60 : x
  2. Step 2: Convert to fraction form
    2,219,543.20/3,062,946.96 = 1,200,925.60/x
  3. Step 3: Cross multiply
    2,219,543.20x = 3,062,946.96 × 1,200,925.60
  4. Step 4: Simplify right side
    2,219,543.20x = 3,678,371,415,706.18
  5. Step 5: Solve for x
    x = 3,678,371,415,706.18/2,219,543.20
  6. Step 6: Final answer
    x = 1,657,265.07

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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.