Home / 1,722,515.40-2,583,773.10-524,428.20

Finding the Fourth Proportional to 1,722,515.40, 2,583,773.10 and 524,428.20

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Solution

The fourth proportional to 1,722,515.40, 2,583,773.10 and 524,428.20 is: 786,642.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,515.40 : 2,583,773.10 = 524,428.20 : x
  2. Step 2: Convert to fraction form
    1,722,515.40/2,583,773.10 = 524,428.20/x
  3. Step 3: Cross multiply
    1,722,515.40x = 2,583,773.10 × 524,428.20
  4. Step 4: Simplify right side
    1,722,515.40x = 1,355,003,476,041.42
  5. Step 5: Solve for x
    x = 1,355,003,476,041.42/1,722,515.40
  6. Step 6: Final answer
    x = 786,642.30

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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.