Home / 1,029,982.12-1,421,360.62-571,097.58

Finding the Fourth Proportional to 1,029,982.12, 1,421,360.62 and 571,097.58

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Solution

The fourth proportional to 1,029,982.12, 1,421,360.62 and 571,097.58 is: 788,106.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,982.12 : 1,421,360.62 = 571,097.58 : x
  2. Step 2: Convert to fraction form
    1,029,982.12/1,421,360.62 = 571,097.58/x
  3. Step 3: Cross multiply
    1,029,982.12x = 1,421,360.62 × 571,097.58
  4. Step 4: Simplify right side
    1,029,982.12x = 811,735,610,389.30
  5. Step 5: Solve for x
    x = 811,735,610,389.30/1,029,982.12
  6. Step 6: Final answer
    x = 788,106.51

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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.