Home / 1,102,463.48-1,521,756.27-714,594.48

Finding the Fourth Proportional to 1,102,463.48, 1,521,756.27 and 714,594.48

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Solution

The fourth proportional to 1,102,463.48, 1,521,756.27 and 714,594.48 is: 986,371.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,463.48 : 1,521,756.27 = 714,594.48 : x
  2. Step 2: Convert to fraction form
    1,102,463.48/1,521,756.27 = 714,594.48/x
  3. Step 3: Cross multiply
    1,102,463.48x = 1,521,756.27 × 714,594.48
  4. Step 4: Simplify right side
    1,102,463.48x = 1,087,438,630,447.39
  5. Step 5: Solve for x
    x = 1,087,438,630,447.39/1,102,463.48
  6. Step 6: Final answer
    x = 986,371.57

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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.