Home / 1,758,117.40-2,637,176.10-636,040.60

Finding the Fourth Proportional to 1,758,117.40, 2,637,176.10 and 636,040.60

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Solution

The fourth proportional to 1,758,117.40, 2,637,176.10 and 636,040.60 is: 954,060.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,117.40 : 2,637,176.10 = 636,040.60 : x
  2. Step 2: Convert to fraction form
    1,758,117.40/2,637,176.10 = 636,040.60/x
  3. Step 3: Cross multiply
    1,758,117.40x = 2,637,176.10 × 636,040.60
  4. Step 4: Simplify right side
    1,758,117.40x = 1,677,351,068,949.66
  5. Step 5: Solve for x
    x = 1,677,351,068,949.66/1,758,117.40
  6. Step 6: Final answer
    x = 954,060.90

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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.