Home / 1,027,876.68-1,418,473.08-556,384.32

Finding the Fourth Proportional to 1,027,876.68, 1,418,473.08 and 556,384.32

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Solution

The fourth proportional to 1,027,876.68, 1,418,473.08 and 556,384.32 is: 767,812.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,876.68 : 1,418,473.08 = 556,384.32 : x
  2. Step 2: Convert to fraction form
    1,027,876.68/1,418,473.08 = 556,384.32/x
  3. Step 3: Cross multiply
    1,027,876.68x = 1,418,473.08 × 556,384.32
  4. Step 4: Simplify right side
    1,027,876.68x = 789,216,180,054.11
  5. Step 5: Solve for x
    x = 789,216,180,054.11/1,027,876.68
  6. Step 6: Final answer
    x = 767,812.13

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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.