Home / 1,183,875.51-1,775,261.19-615,103.71

Finding the Fourth Proportional to 1,183,875.51, 1,775,261.19 and 615,103.71

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Solution

The fourth proportional to 1,183,875.51, 1,775,261.19 and 615,103.71 is: 922,368.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,875.51 : 1,775,261.19 = 615,103.71 : x
  2. Step 2: Convert to fraction form
    1,183,875.51/1,775,261.19 = 615,103.71/x
  3. Step 3: Cross multiply
    1,183,875.51x = 1,775,261.19 × 615,103.71
  4. Step 4: Simplify right side
    1,183,875.51x = 1,091,969,744,188.01
  5. Step 5: Solve for x
    x = 1,091,969,744,188.01/1,183,875.51
  6. Step 6: Final answer
    x = 922,368.72

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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.