Home / 3,143,922.93-4,712,494.95-1,521,264.51

Finding the Fourth Proportional to 3,143,922.93, 4,712,494.95 and 1,521,264.51

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Solution

The fourth proportional to 3,143,922.93, 4,712,494.95 and 1,521,264.51 is: 2,280,256.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,922.93 : 4,712,494.95 = 1,521,264.51 : x
  2. Step 2: Convert to fraction form
    3,143,922.93/4,712,494.95 = 1,521,264.51/x
  3. Step 3: Cross multiply
    3,143,922.93x = 4,712,494.95 × 1,521,264.51
  4. Step 4: Simplify right side
    3,143,922.93x = 7,168,951,320,989.23
  5. Step 5: Solve for x
    x = 7,168,951,320,989.23/3,143,922.93
  6. Step 6: Final answer
    x = 2,280,256.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.