Home / 1,237,868.40-1,856,543.40-607,234.80

Finding the Fourth Proportional to 1,237,868.40, 1,856,543.40 and 607,234.80

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Solution

The fourth proportional to 1,237,868.40, 1,856,543.40 and 607,234.80 is: 910,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,868.40 : 1,856,543.40 = 607,234.80 : x
  2. Step 2: Convert to fraction form
    1,237,868.40/1,856,543.40 = 607,234.80/x
  3. Step 3: Cross multiply
    1,237,868.40x = 1,856,543.40 × 607,234.80
  4. Step 4: Simplify right side
    1,237,868.40x = 1,127,357,760,190.32
  5. Step 5: Solve for x
    x = 1,127,357,760,190.32/1,237,868.40
  6. Step 6: Final answer
    x = 910,725.05

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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.