Home / 1,528,875.44-2,293,656.60-517,939.28

Finding the Fourth Proportional to 1,528,875.44, 2,293,656.60 and 517,939.28

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Solution

The fourth proportional to 1,528,875.44, 2,293,656.60 and 517,939.28 is: 777,025.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,875.44 : 2,293,656.60 = 517,939.28 : x
  2. Step 2: Convert to fraction form
    1,528,875.44/2,293,656.60 = 517,939.28/x
  3. Step 3: Cross multiply
    1,528,875.44x = 2,293,656.60 × 517,939.28
  4. Step 4: Simplify right side
    1,528,875.44x = 1,187,974,847,971.25
  5. Step 5: Solve for x
    x = 1,187,974,847,971.25/1,528,875.44
  6. Step 6: Final answer
    x = 777,025.27

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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.