Home / 1,054,498.62-1,455,205.88-571,062.28

Finding the Fourth Proportional to 1,054,498.62, 1,455,205.88 and 571,062.28

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Solution

The fourth proportional to 1,054,498.62, 1,455,205.88 and 571,062.28 is: 788,064.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,498.62 : 1,455,205.88 = 571,062.28 : x
  2. Step 2: Convert to fraction form
    1,054,498.62/1,455,205.88 = 571,062.28/x
  3. Step 3: Cross multiply
    1,054,498.62x = 1,455,205.88 × 571,062.28
  4. Step 4: Simplify right side
    1,054,498.62x = 831,013,187,702.21
  5. Step 5: Solve for x
    x = 831,013,187,702.21/1,054,498.62
  6. Step 6: Final answer
    x = 788,064.75

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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.