Home / 1,235,933.40-1,852,517.70-525,840.60

Finding the Fourth Proportional to 1,235,933.40, 1,852,517.70 and 525,840.60

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Solution

The fourth proportional to 1,235,933.40, 1,852,517.70 and 525,840.60 is: 788,172.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,933.40 : 1,852,517.70 = 525,840.60 : x
  2. Step 2: Convert to fraction form
    1,235,933.40/1,852,517.70 = 525,840.60/x
  3. Step 3: Cross multiply
    1,235,933.40x = 1,852,517.70 × 525,840.60
  4. Step 4: Simplify right side
    1,235,933.40x = 974,129,018,878.62
  5. Step 5: Solve for x
    x = 974,129,018,878.62/1,235,933.40
  6. Step 6: Final answer
    x = 788,172.74

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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.