Home / 1,466,938.80-2,201,064.30-520,988.40

Finding the Fourth Proportional to 1,466,938.80, 2,201,064.30 and 520,988.40

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Solution

The fourth proportional to 1,466,938.80, 2,201,064.30 and 520,988.40 is: 781,715.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466,938.80 : 2,201,064.30 = 520,988.40 : x
  2. Step 2: Convert to fraction form
    1,466,938.80/2,201,064.30 = 520,988.40/x
  3. Step 3: Cross multiply
    1,466,938.80x = 2,201,064.30 × 520,988.40
  4. Step 4: Simplify right side
    1,466,938.80x = 1,146,728,967,954.12
  5. Step 5: Solve for x
    x = 1,146,728,967,954.12/1,466,938.80
  6. Step 6: Final answer
    x = 781,715.62

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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.