Home / 1,522,940.16-2,101,390.96-869,267.72

Finding the Fourth Proportional to 1,522,940.16, 2,101,390.96 and 869,267.72

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Solution

The fourth proportional to 1,522,940.16, 2,101,390.96 and 869,267.72 is: 1,199,437.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,940.16 : 2,101,390.96 = 869,267.72 : x
  2. Step 2: Convert to fraction form
    1,522,940.16/2,101,390.96 = 869,267.72/x
  3. Step 3: Cross multiply
    1,522,940.16x = 2,101,390.96 × 869,267.72
  4. Step 4: Simplify right side
    1,522,940.16x = 1,826,671,328,627.81
  5. Step 5: Solve for x
    x = 1,826,671,328,627.81/1,522,940.16
  6. Step 6: Final answer
    x = 1,199,437.36

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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.