Home / 2,762,886.80-3,811,772.40-1,674,373.12

Finding the Fourth Proportional to 2,762,886.80, 3,811,772.40 and 1,674,373.12

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Solution

The fourth proportional to 2,762,886.80, 3,811,772.40 and 1,674,373.12 is: 2,310,021.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762,886.80 : 3,811,772.40 = 1,674,373.12 : x
  2. Step 2: Convert to fraction form
    2,762,886.80/3,811,772.40 = 1,674,373.12/x
  3. Step 3: Cross multiply
    2,762,886.80x = 3,811,772.40 × 1,674,373.12
  4. Step 4: Simplify right side
    2,762,886.80x = 6,382,329,246,117.89
  5. Step 5: Solve for x
    x = 6,382,329,246,117.89/2,762,886.80
  6. Step 6: Final answer
    x = 2,310,021.98

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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.