Home / 1,648,430.25-2,473,000.49-511,169.59

Finding the Fourth Proportional to 1,648,430.25, 2,473,000.49 and 511,169.59

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Solution

The fourth proportional to 1,648,430.25, 2,473,000.49 and 511,169.59 is: 766,864.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,430.25 : 2,473,000.49 = 511,169.59 : x
  2. Step 2: Convert to fraction form
    1,648,430.25/2,473,000.49 = 511,169.59/x
  3. Step 3: Cross multiply
    1,648,430.25x = 2,473,000.49 × 511,169.59
  4. Step 4: Simplify right side
    1,648,430.25x = 1,264,122,646,543.10
  5. Step 5: Solve for x
    x = 1,264,122,646,543.10/1,648,430.25
  6. Step 6: Final answer
    x = 766,864.50

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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.