Home / 1,021,654.80-1,409,866.32-562,812.24

Finding the Fourth Proportional to 1,021,654.80, 1,409,866.32 and 562,812.24

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Solution

The fourth proportional to 1,021,654.80, 1,409,866.32 and 562,812.24 is: 776,671.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,654.80 : 1,409,866.32 = 562,812.24 : x
  2. Step 2: Convert to fraction form
    1,021,654.80/1,409,866.32 = 562,812.24/x
  3. Step 3: Cross multiply
    1,021,654.80x = 1,409,866.32 × 562,812.24
  4. Step 4: Simplify right side
    1,021,654.80x = 793,490,021,659.76
  5. Step 5: Solve for x
    x = 793,490,021,659.76/1,021,654.80
  6. Step 6: Final answer
    x = 776,671.36

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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.