Home / 1,237,874.40-1,856,552.40-607,240.80

Finding the Fourth Proportional to 1,237,874.40, 1,856,552.40 and 607,240.80

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Solution

The fourth proportional to 1,237,874.40, 1,856,552.40 and 607,240.80 is: 910,734.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,874.40 : 1,856,552.40 = 607,240.80 : x
  2. Step 2: Convert to fraction form
    1,237,874.40/1,856,552.40 = 607,240.80/x
  3. Step 3: Cross multiply
    1,237,874.40x = 1,856,552.40 × 607,240.80
  4. Step 4: Simplify right side
    1,237,874.40x = 1,127,374,364,617.92
  5. Step 5: Solve for x
    x = 1,127,374,364,617.92/1,237,874.40
  6. Step 6: Final answer
    x = 910,734.05

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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.