Home / 3,118,197.80-4,676,324.70-1,225,519.40

Finding the Fourth Proportional to 3,118,197.80, 4,676,324.70 and 1,225,519.40

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Solution

The fourth proportional to 3,118,197.80, 4,676,324.70 and 1,225,519.40 is: 1,837,897.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,197.80 : 4,676,324.70 = 1,225,519.40 : x
  2. Step 2: Convert to fraction form
    3,118,197.80/4,676,324.70 = 1,225,519.40/x
  3. Step 3: Cross multiply
    3,118,197.80x = 4,676,324.70 × 1,225,519.40
  4. Step 4: Simplify right side
    3,118,197.80x = 5,730,926,640,549.18
  5. Step 5: Solve for x
    x = 5,730,926,640,549.18/3,118,197.80
  6. Step 6: Final answer
    x = 1,837,897.08

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1.5x scale

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.