Home / 1,580,176.02-2,180,626.55-855,007.74

Finding the Fourth Proportional to 1,580,176.02, 2,180,626.55 and 855,007.74

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Solution

The fourth proportional to 1,580,176.02, 2,180,626.55 and 855,007.74 is: 1,179,901.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,176.02 : 2,180,626.55 = 855,007.74 : x
  2. Step 2: Convert to fraction form
    1,580,176.02/2,180,626.55 = 855,007.74/x
  3. Step 3: Cross multiply
    1,580,176.02x = 2,180,626.55 × 855,007.74
  4. Step 4: Simplify right side
    1,580,176.02x = 1,864,452,578,299.50
  5. Step 5: Solve for x
    x = 1,864,452,578,299.50/1,580,176.02
  6. Step 6: Final answer
    x = 1,179,901.83

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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.