Home / 1,237,257.64-1,864,314.79-1,017,539.20

Finding the Fourth Proportional to 1,237,257.64, 1,864,314.79 and 1,017,539.20

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Solution

The fourth proportional to 1,237,257.64, 1,864,314.79 and 1,017,539.20 is: 1,533,240.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,257.64 : 1,864,314.79 = 1,017,539.20 : x
  2. Step 2: Convert to fraction form
    1,237,257.64/1,864,314.79 = 1,017,539.20/x
  3. Step 3: Cross multiply
    1,237,257.64x = 1,864,314.79 × 1,017,539.20
  4. Step 4: Simplify right side
    1,237,257.64x = 1,897,013,379,964.77
  5. Step 5: Solve for x
    x = 1,897,013,379,964.77/1,237,257.64
  6. Step 6: Final answer
    x = 1,533,240.38

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.