Home / 1,018,041.62-1,527,136.54-343,898.87

Finding the Fourth Proportional to 1,018,041.62, 1,527,136.54 and 343,898.87

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Solution

The fourth proportional to 1,018,041.62, 1,527,136.54 and 343,898.87 is: 515,873.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,041.62 : 1,527,136.54 = 343,898.87 : x
  2. Step 2: Convert to fraction form
    1,018,041.62/1,527,136.54 = 343,898.87/x
  3. Step 3: Cross multiply
    1,018,041.62x = 1,527,136.54 × 343,898.87
  4. Step 4: Simplify right side
    1,018,041.62x = 525,180,521,946.28
  5. Step 5: Solve for x
    x = 525,180,521,946.28/1,018,041.62
  6. Step 6: Final answer
    x = 515,873.33

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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.