Home / 5,312,220.60-7,968,330.90-1,323,132.60

Finding the Fourth Proportional to 5,312,220.60, 7,968,330.90 and 1,323,132.60

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Solution

The fourth proportional to 5,312,220.60, 7,968,330.90 and 1,323,132.60 is: 1,984,698.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312,220.60 : 7,968,330.90 = 1,323,132.60 : x
  2. Step 2: Convert to fraction form
    5,312,220.60/7,968,330.90 = 1,323,132.60/x
  3. Step 3: Cross multiply
    5,312,220.60x = 7,968,330.90 × 1,323,132.60
  4. Step 4: Simplify right side
    5,312,220.60x = 10,543,158,381,377.34
  5. Step 5: Solve for x
    x = 10,543,158,381,377.34/5,312,220.60
  6. Step 6: Final answer
    x = 1,984,698.90

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Similar ratio
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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.