Home / 1,235,934.40-1,852,519.20-525,841.60

Finding the Fourth Proportional to 1,235,934.40, 1,852,519.20 and 525,841.60

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Solution

The fourth proportional to 1,235,934.40, 1,852,519.20 and 525,841.60 is: 788,174.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,934.40 : 1,852,519.20 = 525,841.60 : x
  2. Step 2: Convert to fraction form
    1,235,934.40/1,852,519.20 = 525,841.60/x
  3. Step 3: Cross multiply
    1,235,934.40x = 1,852,519.20 × 525,841.60
  4. Step 4: Simplify right side
    1,235,934.40x = 974,131,660,158.72
  5. Step 5: Solve for x
    x = 974,131,660,158.72/1,235,934.40
  6. Step 6: Final answer
    x = 788,174.24

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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.