Home / 1,925,206.04-2,656,005.71-1,108,972.55

Finding the Fourth Proportional to 1,925,206.04, 2,656,005.71 and 1,108,972.55

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Solution

The fourth proportional to 1,925,206.04, 2,656,005.71 and 1,108,972.55 is: 1,529,933.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,206.04 : 2,656,005.71 = 1,108,972.55 : x
  2. Step 2: Convert to fraction form
    1,925,206.04/2,656,005.71 = 1,108,972.55/x
  3. Step 3: Cross multiply
    1,925,206.04x = 2,656,005.71 × 1,108,972.55
  4. Step 4: Simplify right side
    1,925,206.04x = 2,945,437,426,128.41
  5. Step 5: Solve for x
    x = 2,945,437,426,128.41/1,925,206.04
  6. Step 6: Final answer
    x = 1,529,933.61

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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.