Home / 1,055,039.36-1,455,954.60-571,607.84

Finding the Fourth Proportional to 1,055,039.36, 1,455,954.60 and 571,607.84

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Solution

The fourth proportional to 1,055,039.36, 1,455,954.60 and 571,607.84 is: 788,818.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,039.36 : 1,455,954.60 = 571,607.84 : x
  2. Step 2: Convert to fraction form
    1,055,039.36/1,455,954.60 = 571,607.84/x
  3. Step 3: Cross multiply
    1,055,039.36x = 1,455,954.60 × 571,607.84
  4. Step 4: Simplify right side
    1,055,039.36x = 832,235,064,044.06
  5. Step 5: Solve for x
    x = 832,235,064,044.06/1,055,039.36
  6. Step 6: Final answer
    x = 788,818.97

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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.