Home / 3,117,622.80-4,674,101.40-1,699,280.40

Finding the Fourth Proportional to 3,117,622.80, 4,674,101.40 and 1,699,280.40

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Solution

The fourth proportional to 3,117,622.80, 4,674,101.40 and 1,699,280.40 is: 2,547,649.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,622.80 : 4,674,101.40 = 1,699,280.40 : x
  2. Step 2: Convert to fraction form
    3,117,622.80/4,674,101.40 = 1,699,280.40/x
  3. Step 3: Cross multiply
    3,117,622.80x = 4,674,101.40 × 1,699,280.40
  4. Step 4: Simplify right side
    3,117,622.80x = 7,942,608,896,632.56
  5. Step 5: Solve for x
    x = 7,942,608,896,632.56/3,117,622.80
  6. Step 6: Final answer
    x = 2,547,649.09

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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.