Home / 1,889,397.60-2,834,648.64-609,975.20

Finding the Fourth Proportional to 1,889,397.60, 2,834,648.64 and 609,975.20

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Solution

The fourth proportional to 1,889,397.60, 2,834,648.64 and 609,975.20 is: 915,141.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,397.60 : 2,834,648.64 = 609,975.20 : x
  2. Step 2: Convert to fraction form
    1,889,397.60/2,834,648.64 = 609,975.20/x
  3. Step 3: Cross multiply
    1,889,397.60x = 2,834,648.64 × 609,975.20
  4. Step 4: Simplify right side
    1,889,397.60x = 1,729,065,371,113.73
  5. Step 5: Solve for x
    x = 1,729,065,371,113.73/1,889,397.60
  6. Step 6: Final answer
    x = 915,141.09

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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.