Home / 1,313,762.48-1,813,024.08-732,981.39

Finding the Fourth Proportional to 1,313,762.48, 1,813,024.08 and 732,981.39

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Solution

The fourth proportional to 1,313,762.48, 1,813,024.08 and 732,981.39 is: 1,011,532.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,762.48 : 1,813,024.08 = 732,981.39 : x
  2. Step 2: Convert to fraction form
    1,313,762.48/1,813,024.08 = 732,981.39/x
  3. Step 3: Cross multiply
    1,313,762.48x = 1,813,024.08 × 732,981.39
  4. Step 4: Simplify right side
    1,313,762.48x = 1,328,912,910,261.87
  5. Step 5: Solve for x
    x = 1,328,912,910,261.87/1,313,762.48
  6. Step 6: Final answer
    x = 1,011,532.09

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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.