Home / 1,466,031.60-2,199,047.40-455,145.53

Finding the Fourth Proportional to 1,466,031.60, 2,199,047.40 and 455,145.53

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Solution

The fourth proportional to 1,466,031.60, 2,199,047.40 and 455,145.53 is: 682,718.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466,031.60 : 2,199,047.40 = 455,145.53 : x
  2. Step 2: Convert to fraction form
    1,466,031.60/2,199,047.40 = 455,145.53/x
  3. Step 3: Cross multiply
    1,466,031.60x = 2,199,047.40 × 455,145.53
  4. Step 4: Simplify right side
    1,466,031.60x = 1,000,886,583,372.89
  5. Step 5: Solve for x
    x = 1,000,886,583,372.89/1,466,031.60
  6. Step 6: Final answer
    x = 682,718.29

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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.