Home / 1,054,982.90-1,455,874.68-571,560.32

Finding the Fourth Proportional to 1,054,982.90, 1,455,874.68 and 571,560.32

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Solution

The fourth proportional to 1,054,982.90, 1,455,874.68 and 571,560.32 is: 788,752.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,982.90 : 1,455,874.68 = 571,560.32 : x
  2. Step 2: Convert to fraction form
    1,054,982.90/1,455,874.68 = 571,560.32/x
  3. Step 3: Cross multiply
    1,054,982.90x = 1,455,874.68 × 571,560.32
  4. Step 4: Simplify right side
    1,054,982.90x = 832,120,197,980.70
  5. Step 5: Solve for x
    x = 832,120,197,980.70/1,054,982.90
  6. Step 6: Final answer
    x = 788,752.31

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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.