Home / 1,079,611.04-1,618,332.77-369,153.20

Finding the Fourth Proportional to 1,079,611.04, 1,618,332.77 and 369,153.20

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Solution

The fourth proportional to 1,079,611.04, 1,618,332.77 and 369,153.20 is: 553,359.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,611.04 : 1,618,332.77 = 369,153.20 : x
  2. Step 2: Convert to fraction form
    1,079,611.04/1,618,332.77 = 369,153.20/x
  3. Step 3: Cross multiply
    1,079,611.04x = 1,618,332.77 × 369,153.20
  4. Step 4: Simplify right side
    1,079,611.04x = 597,412,712,618.70
  5. Step 5: Solve for x
    x = 597,412,712,618.70/1,079,611.04
  6. Step 6: Final answer
    x = 553,359.21

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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.