Home / 1,576,775.06-2,363,211.20-1,120,639.30

Finding the Fourth Proportional to 1,576,775.06, 2,363,211.20 and 1,120,639.30

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Solution

The fourth proportional to 1,576,775.06, 2,363,211.20 and 1,120,639.30 is: 1,679,572.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,775.06 : 2,363,211.20 = 1,120,639.30 : x
  2. Step 2: Convert to fraction form
    1,576,775.06/2,363,211.20 = 1,120,639.30/x
  3. Step 3: Cross multiply
    1,576,775.06x = 2,363,211.20 × 1,120,639.30
  4. Step 4: Simplify right side
    1,576,775.06x = 2,648,307,355,894.72
  5. Step 5: Solve for x
    x = 2,648,307,355,894.72/1,576,775.06
  6. Step 6: Final answer
    x = 1,679,572.07

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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.