Home / 1,025,923.61-1,538,916.60-351,995.41

Finding the Fourth Proportional to 1,025,923.61, 1,538,916.60 and 351,995.41

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Solution

The fourth proportional to 1,025,923.61, 1,538,916.60 and 351,995.41 is: 528,003.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,923.61 : 1,538,916.60 = 351,995.41 : x
  2. Step 2: Convert to fraction form
    1,025,923.61/1,538,916.60 = 351,995.41/x
  3. Step 3: Cross multiply
    1,025,923.61x = 1,538,916.60 × 351,995.41
  4. Step 4: Simplify right side
    1,025,923.61x = 541,691,579,572.81
  5. Step 5: Solve for x
    x = 541,691,579,572.81/1,025,923.61
  6. Step 6: Final answer
    x = 528,003.81

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Double scale
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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.