Home / 1,915,822.16-2,644,011.96-1,100,132.72

Finding the Fourth Proportional to 1,915,822.16, 2,644,011.96 and 1,100,132.72

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Solution

The fourth proportional to 1,915,822.16, 2,644,011.96 and 1,100,132.72 is: 1,518,285.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,822.16 : 2,644,011.96 = 1,100,132.72 : x
  2. Step 2: Convert to fraction form
    1,915,822.16/2,644,011.96 = 1,100,132.72/x
  3. Step 3: Cross multiply
    1,915,822.16x = 2,644,011.96 × 1,100,132.72
  4. Step 4: Simplify right side
    1,915,822.16x = 2,908,764,069,267.33
  5. Step 5: Solve for x
    x = 2,908,764,069,267.33/1,915,822.16
  6. Step 6: Final answer
    x = 1,518,285.01

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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.