Home / 1,888,389.29-2,833,421.17-989,617.34

Finding the Fourth Proportional to 1,888,389.29, 2,833,421.17 and 989,617.34

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Solution

The fourth proportional to 1,888,389.29, 2,833,421.17 and 989,617.34 is: 1,484,864.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,389.29 : 2,833,421.17 = 989,617.34 : x
  2. Step 2: Convert to fraction form
    1,888,389.29/2,833,421.17 = 989,617.34/x
  3. Step 3: Cross multiply
    1,888,389.29x = 2,833,421.17 × 989,617.34
  4. Step 4: Simplify right side
    1,888,389.29x = 2,804,002,719,050.33
  5. Step 5: Solve for x
    x = 2,804,002,719,050.33/1,888,389.29
  6. Step 6: Final answer
    x = 1,484,864.77

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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.