Home / 2,028,666.12-2,799,559.44-1,123,248.12

Finding the Fourth Proportional to 2,028,666.12, 2,799,559.44 and 1,123,248.12

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Solution

The fourth proportional to 2,028,666.12, 2,799,559.44 and 1,123,248.12 is: 1,550,082.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,666.12 : 2,799,559.44 = 1,123,248.12 : x
  2. Step 2: Convert to fraction form
    2,028,666.12/2,799,559.44 = 1,123,248.12/x
  3. Step 3: Cross multiply
    2,028,666.12x = 2,799,559.44 × 1,123,248.12
  4. Step 4: Simplify right side
    2,028,666.12x = 3,144,599,877,808.25
  5. Step 5: Solve for x
    x = 3,144,599,877,808.25/2,028,666.12
  6. Step 6: Final answer
    x = 1,550,082.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.