Home / 1,048,623-1,572,940.26-260,655

Finding the Fourth Proportional to 1,048,623, 1,572,940.26 and 260,655

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Solution

The fourth proportional to 1,048,623, 1,572,940.26 and 260,655 is: 390,983.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,623 : 1,572,940.26 = 260,655 : x
  2. Step 2: Convert to fraction form
    1,048,623/1,572,940.26 = 260,655/x
  3. Step 3: Cross multiply
    1,048,623x = 1,572,940.26 × 260,655
  4. Step 4: Simplify right side
    1,048,623x = 409,994,743,470.30
  5. Step 5: Solve for x
    x = 409,994,743,470.30/1,048,623
  6. Step 6: Final answer
    x = 390,983.93

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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.