Home / 1,052,575.60-1,576,530.60-815,148.40

Finding the Fourth Proportional to 1,052,575.60, 1,576,530.60 and 815,148.40

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Solution

The fourth proportional to 1,052,575.60, 1,576,530.60 and 815,148.40 is: 1,220,916.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,575.60 : 1,576,530.60 = 815,148.40 : x
  2. Step 2: Convert to fraction form
    1,052,575.60/1,576,530.60 = 815,148.40/x
  3. Step 3: Cross multiply
    1,052,575.60x = 1,576,530.60 × 815,148.40
  4. Step 4: Simplify right side
    1,052,575.60x = 1,285,106,396,141.04
  5. Step 5: Solve for x
    x = 1,285,106,396,141.04/1,052,575.60
  6. Step 6: Final answer
    x = 1,220,916.00

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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.