Home / 2,011,730.45-2,776,261.04-1,152,456.78

Finding the Fourth Proportional to 2,011,730.45, 2,776,261.04 and 1,152,456.78

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Solution

The fourth proportional to 2,011,730.45, 2,776,261.04 and 1,152,456.78 is: 1,590,432.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,730.45 : 2,776,261.04 = 1,152,456.78 : x
  2. Step 2: Convert to fraction form
    2,011,730.45/2,776,261.04 = 1,152,456.78/x
  3. Step 3: Cross multiply
    2,011,730.45x = 2,776,261.04 × 1,152,456.78
  4. Step 4: Simplify right side
    2,011,730.45x = 3,199,520,852,835.57
  5. Step 5: Solve for x
    x = 3,199,520,852,835.57/2,011,730.45
  6. Step 6: Final answer
    x = 1,590,432.19

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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.