Home / 2,914,570.80-4,371,856.20-1,021,114.80

Finding the Fourth Proportional to 2,914,570.80, 4,371,856.20 and 1,021,114.80

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Solution

The fourth proportional to 2,914,570.80, 4,371,856.20 and 1,021,114.80 is: 1,531,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,570.80 : 4,371,856.20 = 1,021,114.80 : x
  2. Step 2: Convert to fraction form
    2,914,570.80/4,371,856.20 = 1,021,114.80/x
  3. Step 3: Cross multiply
    2,914,570.80x = 4,371,856.20 × 1,021,114.80
  4. Step 4: Simplify right side
    2,914,570.80x = 4,464,167,069,291.76
  5. Step 5: Solve for x
    x = 4,464,167,069,291.76/2,914,570.80
  6. Step 6: Final answer
    x = 1,531,672.20

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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.