Home / 1,678,810.32-2,517,671.16-556,578

Finding the Fourth Proportional to 1,678,810.32, 2,517,671.16 and 556,578

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Solution

The fourth proportional to 1,678,810.32, 2,517,671.16 and 556,578 is: 834,686.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,810.32 : 2,517,671.16 = 556,578 : x
  2. Step 2: Convert to fraction form
    1,678,810.32/2,517,671.16 = 556,578/x
  3. Step 3: Cross multiply
    1,678,810.32x = 2,517,671.16 × 556,578
  4. Step 4: Simplify right side
    1,678,810.32x = 1,401,280,378,890.48
  5. Step 5: Solve for x
    x = 1,401,280,378,890.48/1,678,810.32
  6. Step 6: Final answer
    x = 834,686.54

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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.