Home / 1,478,582.91-2,040,506.24-934,521.10

Finding the Fourth Proportional to 1,478,582.91, 2,040,506.24 and 934,521.10

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Solution

The fourth proportional to 1,478,582.91, 2,040,506.24 and 934,521.10 is: 1,289,678.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,582.91 : 2,040,506.24 = 934,521.10 : x
  2. Step 2: Convert to fraction form
    1,478,582.91/2,040,506.24 = 934,521.10/x
  3. Step 3: Cross multiply
    1,478,582.91x = 2,040,506.24 × 934,521.10
  4. Step 4: Simplify right side
    1,478,582.91x = 1,906,896,126,187.79
  5. Step 5: Solve for x
    x = 1,906,896,126,187.79/1,478,582.91
  6. Step 6: Final answer
    x = 1,289,678.19

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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.