Home / 1,970,008.60-2,955,013.42-474,100.60

Finding the Fourth Proportional to 1,970,008.60, 2,955,013.42 and 474,100.60

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Solution

The fourth proportional to 1,970,008.60, 2,955,013.42 and 474,100.60 is: 711,151.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,008.60 : 2,955,013.42 = 474,100.60 : x
  2. Step 2: Convert to fraction form
    1,970,008.60/2,955,013.42 = 474,100.60/x
  3. Step 3: Cross multiply
    1,970,008.60x = 2,955,013.42 × 474,100.60
  4. Step 4: Simplify right side
    1,970,008.60x = 1,400,973,635,430.05
  5. Step 5: Solve for x
    x = 1,400,973,635,430.05/1,970,008.60
  6. Step 6: Final answer
    x = 711,151.03

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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.