Home / 1,970,223.70-2,955,335.55-474,315.70

Finding the Fourth Proportional to 1,970,223.70, 2,955,335.55 and 474,315.70

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Solution

The fourth proportional to 1,970,223.70, 2,955,335.55 and 474,315.70 is: 711,473.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,223.70 : 2,955,335.55 = 474,315.70 : x
  2. Step 2: Convert to fraction form
    1,970,223.70/2,955,335.55 = 474,315.70/x
  3. Step 3: Cross multiply
    1,970,223.70x = 2,955,335.55 × 474,315.70
  4. Step 4: Simplify right side
    1,970,223.70x = 1,401,762,050,133.14
  5. Step 5: Solve for x
    x = 1,401,762,050,133.14/1,970,223.70
  6. Step 6: Final answer
    x = 711,473.55

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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.