Home / 1,208,074.80-1,812,112.20-497,737.20

Finding the Fourth Proportional to 1,208,074.80, 1,812,112.20 and 497,737.20

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Solution

The fourth proportional to 1,208,074.80, 1,812,112.20 and 497,737.20 is: 746,605.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,074.80 : 1,812,112.20 = 497,737.20 : x
  2. Step 2: Convert to fraction form
    1,208,074.80/1,812,112.20 = 497,737.20/x
  3. Step 3: Cross multiply
    1,208,074.80x = 1,812,112.20 × 497,737.20
  4. Step 4: Simplify right side
    1,208,074.80x = 901,955,652,513.84
  5. Step 5: Solve for x
    x = 901,955,652,513.84/1,208,074.80
  6. Step 6: Final answer
    x = 746,605.80

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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.