Home / 1,101,199.89-1,519,666.21-617,775.41

Finding the Fourth Proportional to 1,101,199.89, 1,519,666.21 and 617,775.41

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Solution

The fourth proportional to 1,101,199.89, 1,519,666.21 and 617,775.41 is: 852,535.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,199.89 : 1,519,666.21 = 617,775.41 : x
  2. Step 2: Convert to fraction form
    1,101,199.89/1,519,666.21 = 617,775.41/x
  3. Step 3: Cross multiply
    1,101,199.89x = 1,519,666.21 × 617,775.41
  4. Step 4: Simplify right side
    1,101,199.89x = 938,812,417,077.18
  5. Step 5: Solve for x
    x = 938,812,417,077.18/1,101,199.89
  6. Step 6: Final answer
    x = 852,535.88

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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.