Home / 1,930,430.70-2,895,991.65-808,613.10

Finding the Fourth Proportional to 1,930,430.70, 2,895,991.65 and 808,613.10

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Solution

The fourth proportional to 1,930,430.70, 2,895,991.65 and 808,613.10 is: 1,213,064.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,430.70 : 2,895,991.65 = 808,613.10 : x
  2. Step 2: Convert to fraction form
    1,930,430.70/2,895,991.65 = 808,613.10/x
  3. Step 3: Cross multiply
    1,930,430.70x = 2,895,991.65 × 808,613.10
  4. Step 4: Simplify right side
    1,930,430.70x = 2,341,736,785,680.61
  5. Step 5: Solve for x
    x = 2,341,736,785,680.61/1,930,430.70
  6. Step 6: Final answer
    x = 1,213,064.41

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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.