Home / 1,043,409.60-1,565,114.40-511,968.60

Finding the Fourth Proportional to 1,043,409.60, 1,565,114.40 and 511,968.60

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Solution

The fourth proportional to 1,043,409.60, 1,565,114.40 and 511,968.60 is: 767,952.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,409.60 : 1,565,114.40 = 511,968.60 : x
  2. Step 2: Convert to fraction form
    1,043,409.60/1,565,114.40 = 511,968.60/x
  3. Step 3: Cross multiply
    1,043,409.60x = 1,565,114.40 × 511,968.60
  4. Step 4: Simplify right side
    1,043,409.60x = 801,289,428,207.84
  5. Step 5: Solve for x
    x = 801,289,428,207.84/1,043,409.60
  6. Step 6: Final answer
    x = 767,952.90

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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.