Home / 3,402,117.40-5,103,176.10-1,803,857.80

Finding the Fourth Proportional to 3,402,117.40, 5,103,176.10 and 1,803,857.80

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Solution

The fourth proportional to 3,402,117.40, 5,103,176.10 and 1,803,857.80 is: 2,705,786.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402,117.40 : 5,103,176.10 = 1,803,857.80 : x
  2. Step 2: Convert to fraction form
    3,402,117.40/5,103,176.10 = 1,803,857.80/x
  3. Step 3: Cross multiply
    3,402,117.40x = 5,103,176.10 × 1,803,857.80
  4. Step 4: Simplify right side
    3,402,117.40x = 9,205,404,012,758.58
  5. Step 5: Solve for x
    x = 9,205,404,012,758.58/3,402,117.40
  6. Step 6: Final answer
    x = 2,705,786.70

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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.