Home / 1,021,215.60-1,409,315.76-562,350.06

Finding the Fourth Proportional to 1,021,215.60, 1,409,315.76 and 562,350.06

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Solution

The fourth proportional to 1,021,215.60, 1,409,315.76 and 562,350.06 is: 776,064.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,215.60 : 1,409,315.76 = 562,350.06 : x
  2. Step 2: Convert to fraction form
    1,021,215.60/1,409,315.76 = 562,350.06/x
  3. Step 3: Cross multiply
    1,021,215.60x = 1,409,315.76 × 562,350.06
  4. Step 4: Simplify right side
    1,021,215.60x = 792,528,802,194.95
  5. Step 5: Solve for x
    x = 792,528,802,194.95/1,021,215.60
  6. Step 6: Final answer
    x = 776,064.14

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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.