Home / 2,907,149.60-4,360,918.80-988,032.80

Finding the Fourth Proportional to 2,907,149.60, 4,360,918.80 and 988,032.80

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Solution

The fourth proportional to 2,907,149.60, 4,360,918.80 and 988,032.80 is: 1,482,115.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,149.60 : 4,360,918.80 = 988,032.80 : x
  2. Step 2: Convert to fraction form
    2,907,149.60/4,360,918.80 = 988,032.80/x
  3. Step 3: Cross multiply
    2,907,149.60x = 4,360,918.80 × 988,032.80
  4. Step 4: Simplify right side
    2,907,149.60x = 4,308,730,812,536.64
  5. Step 5: Solve for x
    x = 4,308,730,812,536.64/2,907,149.60
  6. Step 6: Final answer
    x = 1,482,115.27

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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.