Home / 1,535,908.79-2,119,555.04-856,845.29

Finding the Fourth Proportional to 1,535,908.79, 2,119,555.04 and 856,845.29

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Solution

The fourth proportional to 1,535,908.79, 2,119,555.04 and 856,845.29 is: 1,182,447.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,908.79 : 2,119,555.04 = 856,845.29 : x
  2. Step 2: Convert to fraction form
    1,535,908.79/2,119,555.04 = 856,845.29/x
  3. Step 3: Cross multiply
    1,535,908.79x = 2,119,555.04 × 856,845.29
  4. Step 4: Simplify right side
    1,535,908.79x = 1,816,130,753,934.42
  5. Step 5: Solve for x
    x = 1,816,130,753,934.42/1,535,908.79
  6. Step 6: Final answer
    x = 1,182,447.01

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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.