Home / 4,752,021.40-7,125,407.70-1,555,502.20

Finding the Fourth Proportional to 4,752,021.40, 7,125,407.70 and 1,555,502.20

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Solution

The fourth proportional to 4,752,021.40, 7,125,407.70 and 1,555,502.20 is: 2,332,394.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752,021.40 : 7,125,407.70 = 1,555,502.20 : x
  2. Step 2: Convert to fraction form
    4,752,021.40/7,125,407.70 = 1,555,502.20/x
  3. Step 3: Cross multiply
    4,752,021.40x = 7,125,407.70 × 1,555,502.20
  4. Step 4: Simplify right side
    4,752,021.40x = 11,083,587,353,246.94
  5. Step 5: Solve for x
    x = 11,083,587,353,246.94/4,752,021.40
  6. Step 6: Final answer
    x = 2,332,394.24

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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.