Home / 1,054,513.23-1,455,220.99-571,067.30

Finding the Fourth Proportional to 1,054,513.23, 1,455,220.99 and 571,067.30

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Solution

The fourth proportional to 1,054,513.23, 1,455,220.99 and 571,067.30 is: 788,068.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,513.23 : 1,455,220.99 = 571,067.30 : x
  2. Step 2: Convert to fraction form
    1,054,513.23/1,455,220.99 = 571,067.30/x
  3. Step 3: Cross multiply
    1,054,513.23x = 1,455,220.99 × 571,067.30
  4. Step 4: Simplify right side
    1,054,513.23x = 831,029,126,014.51
  5. Step 5: Solve for x
    x = 831,029,126,014.51/1,054,513.23
  6. Step 6: Final answer
    x = 788,068.95

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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.