Home / 1,510,938.48-2,266,407.72-513,666.48

Finding the Fourth Proportional to 1,510,938.48, 2,266,407.72 and 513,666.48

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Solution

The fourth proportional to 1,510,938.48, 2,266,407.72 and 513,666.48 is: 770,499.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,938.48 : 2,266,407.72 = 513,666.48 : x
  2. Step 2: Convert to fraction form
    1,510,938.48/2,266,407.72 = 513,666.48/x
  3. Step 3: Cross multiply
    1,510,938.48x = 2,266,407.72 × 513,666.48
  4. Step 4: Simplify right side
    1,510,938.48x = 1,164,177,675,777.23
  5. Step 5: Solve for x
    x = 1,164,177,675,777.23/1,510,938.48
  6. Step 6: Final answer
    x = 770,499.72

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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.