Home / 1,855,389.84-2,561,685.51-1,158,731.92

Finding the Fourth Proportional to 1,855,389.84, 2,561,685.51 and 1,158,731.92

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Solution

The fourth proportional to 1,855,389.84, 2,561,685.51 and 1,158,731.92 is: 1,599,829.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,389.84 : 2,561,685.51 = 1,158,731.92 : x
  2. Step 2: Convert to fraction form
    1,855,389.84/2,561,685.51 = 1,158,731.92/x
  3. Step 3: Cross multiply
    1,855,389.84x = 2,561,685.51 × 1,158,731.92
  4. Step 4: Simplify right side
    1,855,389.84x = 2,968,306,769,438.48
  5. Step 5: Solve for x
    x = 2,968,306,769,438.48/1,855,389.84
  6. Step 6: Final answer
    x = 1,599,829.16

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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.