Home / 1,048,777.55-1,446,490.79-717,829.64

Finding the Fourth Proportional to 1,048,777.55, 1,446,490.79 and 717,829.64

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Solution

The fourth proportional to 1,048,777.55, 1,446,490.79 and 717,829.64 is: 990,042.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,777.55 : 1,446,490.79 = 717,829.64 : x
  2. Step 2: Convert to fraction form
    1,048,777.55/1,446,490.79 = 717,829.64/x
  3. Step 3: Cross multiply
    1,048,777.55x = 1,446,490.79 × 717,829.64
  4. Step 4: Simplify right side
    1,048,777.55x = 1,038,333,963,076.09
  5. Step 5: Solve for x
    x = 1,038,333,963,076.09/1,048,777.55
  6. Step 6: Final answer
    x = 990,042.13

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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.