Home / 1,527,407.81-2,107,824.17-839,124.24

Finding the Fourth Proportional to 1,527,407.81, 2,107,824.17 and 839,124.24

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Solution

The fourth proportional to 1,527,407.81, 2,107,824.17 and 839,124.24 is: 1,157,992.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,407.81 : 2,107,824.17 = 839,124.24 : x
  2. Step 2: Convert to fraction form
    1,527,407.81/2,107,824.17 = 839,124.24/x
  3. Step 3: Cross multiply
    1,527,407.81x = 2,107,824.17 × 839,124.24
  4. Step 4: Simplify right side
    1,527,407.81x = 1,768,726,350,509.26
  5. Step 5: Solve for x
    x = 1,768,726,350,509.26/1,527,407.81
  6. Step 6: Final answer
    x = 1,157,992.22

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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.