Home / 1,054,603.39-1,455,345.45-571,157.50

Finding the Fourth Proportional to 1,054,603.39, 1,455,345.45 and 571,157.50

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Solution

The fourth proportional to 1,054,603.39, 1,455,345.45 and 571,157.50 is: 788,193.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,603.39 : 1,455,345.45 = 571,157.50 : x
  2. Step 2: Convert to fraction form
    1,054,603.39/1,455,345.45 = 571,157.50/x
  3. Step 3: Cross multiply
    1,054,603.39x = 1,455,345.45 × 571,157.50
  4. Step 4: Simplify right side
    1,054,603.39x = 831,231,468,858.38
  5. Step 5: Solve for x
    x = 831,231,468,858.38/1,054,603.39
  6. Step 6: Final answer
    x = 788,193.44

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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.