Home / 1,473,606.20-2,211,575.70-575,478.20

Finding the Fourth Proportional to 1,473,606.20, 2,211,575.70 and 575,478.20

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Solution

The fourth proportional to 1,473,606.20, 2,211,575.70 and 575,478.20 is: 863,672.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,606.20 : 2,211,575.70 = 575,478.20 : x
  2. Step 2: Convert to fraction form
    1,473,606.20/2,211,575.70 = 575,478.20/x
  3. Step 3: Cross multiply
    1,473,606.20x = 2,211,575.70 × 575,478.20
  4. Step 4: Simplify right side
    1,473,606.20x = 1,272,713,602,999.74
  5. Step 5: Solve for x
    x = 1,272,713,602,999.74/1,473,606.20
  6. Step 6: Final answer
    x = 863,672.81

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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.