Home / 1,141,081.89-1,574,742.21-631,784.25

Finding the Fourth Proportional to 1,141,081.89, 1,574,742.21 and 631,784.25

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Solution

The fourth proportional to 1,141,081.89, 1,574,742.21 and 631,784.25 is: 871,889.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,081.89 : 1,574,742.21 = 631,784.25 : x
  2. Step 2: Convert to fraction form
    1,141,081.89/1,574,742.21 = 631,784.25/x
  3. Step 3: Cross multiply
    1,141,081.89x = 1,574,742.21 × 631,784.25
  4. Step 4: Simplify right side
    1,141,081.89x = 994,897,326,088.19
  5. Step 5: Solve for x
    x = 994,897,326,088.19/1,141,081.89
  6. Step 6: Final answer
    x = 871,889.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.