Home / 1,048,641.80-1,571,925.90-416,712.20

Finding the Fourth Proportional to 1,048,641.80, 1,571,925.90 and 416,712.20

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Solution

The fourth proportional to 1,048,641.80, 1,571,925.90 and 416,712.20 is: 624,656.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,641.80 : 1,571,925.90 = 416,712.20 : x
  2. Step 2: Convert to fraction form
    1,048,641.80/1,571,925.90 = 416,712.20/x
  3. Step 3: Cross multiply
    1,048,641.80x = 1,571,925.90 × 416,712.20
  4. Step 4: Simplify right side
    1,048,641.80x = 655,040,700,025.98
  5. Step 5: Solve for x
    x = 655,040,700,025.98/1,048,641.80
  6. Step 6: Final answer
    x = 624,656.29

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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.