Home / 1,046,638.40-1,568,114.40-899,182.40

Finding the Fourth Proportional to 1,046,638.40, 1,568,114.40 and 899,182.40

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Solution

The fourth proportional to 1,046,638.40, 1,568,114.40 and 899,182.40 is: 1,347,190.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,638.40 : 1,568,114.40 = 899,182.40 : x
  2. Step 2: Convert to fraction form
    1,046,638.40/1,568,114.40 = 899,182.40/x
  3. Step 3: Cross multiply
    1,046,638.40x = 1,568,114.40 × 899,182.40
  4. Step 4: Simplify right side
    1,046,638.40x = 1,410,020,869,666.56
  5. Step 5: Solve for x
    x = 1,410,020,869,666.56/1,046,638.40
  6. Step 6: Final answer
    x = 1,347,190.08

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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.