Home / 1,350,009.40-2,025,038.10-403,391.80

Finding the Fourth Proportional to 1,350,009.40, 2,025,038.10 and 403,391.80

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Solution

The fourth proportional to 1,350,009.40, 2,025,038.10 and 403,391.80 is: 605,094.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,009.40 : 2,025,038.10 = 403,391.80 : x
  2. Step 2: Convert to fraction form
    1,350,009.40/2,025,038.10 = 403,391.80/x
  3. Step 3: Cross multiply
    1,350,009.40x = 2,025,038.10 × 403,391.80
  4. Step 4: Simplify right side
    1,350,009.40x = 816,883,764,227.58
  5. Step 5: Solve for x
    x = 816,883,764,227.58/1,350,009.40
  6. Step 6: Final answer
    x = 605,094.87

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1.5x scale

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.