Home / 1,535,528.88-2,119,023.88-847,243.56

Finding the Fourth Proportional to 1,535,528.88, 2,119,023.88 and 847,243.56

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Solution

The fourth proportional to 1,535,528.88, 2,119,023.88 and 847,243.56 is: 1,169,192.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,528.88 : 2,119,023.88 = 847,243.56 : x
  2. Step 2: Convert to fraction form
    1,535,528.88/2,119,023.88 = 847,243.56/x
  3. Step 3: Cross multiply
    1,535,528.88x = 2,119,023.88 × 847,243.56
  4. Step 4: Simplify right side
    1,535,528.88x = 1,795,329,335,816.21
  5. Step 5: Solve for x
    x = 1,795,329,335,816.21/1,535,528.88
  6. Step 6: Final answer
    x = 1,169,192.82

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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.