Home / 1,519,406.10-2,278,781.10-666,476.10

Finding the Fourth Proportional to 1,519,406.10, 2,278,781.10 and 666,476.10

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Solution

The fourth proportional to 1,519,406.10, 2,278,781.10 and 666,476.10 is: 999,570.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,406.10 : 2,278,781.10 = 666,476.10 : x
  2. Step 2: Convert to fraction form
    1,519,406.10/2,278,781.10 = 666,476.10/x
  3. Step 3: Cross multiply
    1,519,406.10x = 2,278,781.10 × 666,476.10
  4. Step 4: Simplify right side
    1,519,406.10x = 1,518,753,140,281.71
  5. Step 5: Solve for x
    x = 1,518,753,140,281.71/1,519,406.10
  6. Step 6: Final answer
    x = 999,570.25

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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.