Home / 1,055,030.82-1,455,942.87-571,599.30

Finding the Fourth Proportional to 1,055,030.82, 1,455,942.87 and 571,599.30

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Solution

The fourth proportional to 1,055,030.82, 1,455,942.87 and 571,599.30 is: 788,807.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,030.82 : 1,455,942.87 = 571,599.30 : x
  2. Step 2: Convert to fraction form
    1,055,030.82/1,455,942.87 = 571,599.30/x
  3. Step 3: Cross multiply
    1,055,030.82x = 1,455,942.87 × 571,599.30
  4. Step 4: Simplify right side
    1,055,030.82x = 832,215,925,331.99
  5. Step 5: Solve for x
    x = 832,215,925,331.99/1,055,030.82
  6. Step 6: Final answer
    x = 788,807.22

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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.