Home / 2,798,066.90-4,197,100.35-904,999.70

Finding the Fourth Proportional to 2,798,066.90, 4,197,100.35 and 904,999.70

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Solution

The fourth proportional to 2,798,066.90, 4,197,100.35 and 904,999.70 is: 1,357,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,066.90 : 4,197,100.35 = 904,999.70 : x
  2. Step 2: Convert to fraction form
    2,798,066.90/4,197,100.35 = 904,999.70/x
  3. Step 3: Cross multiply
    2,798,066.90x = 4,197,100.35 × 904,999.70
  4. Step 4: Simplify right side
    2,798,066.90x = 3,798,374,557,619.89
  5. Step 5: Solve for x
    x = 3,798,374,557,619.89/2,798,066.90
  6. Step 6: Final answer
    x = 1,357,499.55

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1.5x scale

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.