Home / 1,434,728.80-2,152,225.20-369,774.80

Finding the Fourth Proportional to 1,434,728.80, 2,152,225.20 and 369,774.80

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Solution

The fourth proportional to 1,434,728.80, 2,152,225.20 and 369,774.80 is: 554,696.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,728.80 : 2,152,225.20 = 369,774.80 : x
  2. Step 2: Convert to fraction form
    1,434,728.80/2,152,225.20 = 369,774.80/x
  3. Step 3: Cross multiply
    1,434,728.80x = 2,152,225.20 × 369,774.80
  4. Step 4: Simplify right side
    1,434,728.80x = 795,838,642,884.96
  5. Step 5: Solve for x
    x = 795,838,642,884.96/1,434,728.80
  6. Step 6: Final answer
    x = 554,696.22

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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.