Home / 1,687,220.60-2,530,830.90-549,980.60

Finding the Fourth Proportional to 1,687,220.60, 2,530,830.90 and 549,980.60

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Solution

The fourth proportional to 1,687,220.60, 2,530,830.90 and 549,980.60 is: 824,970.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,220.60 : 2,530,830.90 = 549,980.60 : x
  2. Step 2: Convert to fraction form
    1,687,220.60/2,530,830.90 = 549,980.60/x
  3. Step 3: Cross multiply
    1,687,220.60x = 2,530,830.90 × 549,980.60
  4. Step 4: Simplify right side
    1,687,220.60x = 1,391,907,896,880.54
  5. Step 5: Solve for x
    x = 1,391,907,896,880.54/1,687,220.60
  6. Step 6: Final answer
    x = 824,970.90

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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.