Home / 1,431,588.96-2,145,808.76-589,681.44

Finding the Fourth Proportional to 1,431,588.96, 2,145,808.76 and 589,681.44

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Solution

The fourth proportional to 1,431,588.96, 2,145,808.76 and 589,681.44 is: 883,873.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,588.96 : 2,145,808.76 = 589,681.44 : x
  2. Step 2: Convert to fraction form
    1,431,588.96/2,145,808.76 = 589,681.44/x
  3. Step 3: Cross multiply
    1,431,588.96x = 2,145,808.76 × 589,681.44
  4. Step 4: Simplify right side
    1,431,588.96x = 1,265,343,599,561.41
  5. Step 5: Solve for x
    x = 1,265,343,599,561.41/1,431,588.96
  6. Step 6: Final answer
    x = 883,873.54

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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.