Home / 2,807,607.80-4,211,411.70-2,508,426.20

Finding the Fourth Proportional to 2,807,607.80, 4,211,411.70 and 2,508,426.20

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Solution

The fourth proportional to 2,807,607.80, 4,211,411.70 and 2,508,426.20 is: 3,762,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,607.80 : 4,211,411.70 = 2,508,426.20 : x
  2. Step 2: Convert to fraction form
    2,807,607.80/4,211,411.70 = 2,508,426.20/x
  3. Step 3: Cross multiply
    2,807,607.80x = 4,211,411.70 × 2,508,426.20
  4. Step 4: Simplify right side
    2,807,607.80x = 10,564,015,447,266.54
  5. Step 5: Solve for x
    x = 10,564,015,447,266.54/2,807,607.80
  6. Step 6: Final answer
    x = 3,762,639.30

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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.