Home / 1,021,115.48-1,409,127.74-562,220.46

Finding the Fourth Proportional to 1,021,115.48, 1,409,127.74 and 562,220.46

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Solution

The fourth proportional to 1,021,115.48, 1,409,127.74 and 562,220.46 is: 775,857.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,115.48 : 1,409,127.74 = 562,220.46 : x
  2. Step 2: Convert to fraction form
    1,021,115.48/1,409,127.74 = 562,220.46/x
  3. Step 3: Cross multiply
    1,021,115.48x = 1,409,127.74 × 562,220.46
  4. Step 4: Simplify right side
    1,021,115.48x = 792,240,443,370.46
  5. Step 5: Solve for x
    x = 792,240,443,370.46/1,021,115.48
  6. Step 6: Final answer
    x = 775,857.84

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Double scale
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1.5x scale

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.