Home / 1,097,117.09-1,645,083.90-497,751.20

Finding the Fourth Proportional to 1,097,117.09, 1,645,083.90 and 497,751.20

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Solution

The fourth proportional to 1,097,117.09, 1,645,083.90 and 497,751.20 is: 746,358.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,117.09 : 1,645,083.90 = 497,751.20 : x
  2. Step 2: Convert to fraction form
    1,097,117.09/1,645,083.90 = 497,751.20/x
  3. Step 3: Cross multiply
    1,097,117.09x = 1,645,083.90 × 497,751.20
  4. Step 4: Simplify right side
    1,097,117.09x = 818,842,485,325.68
  5. Step 5: Solve for x
    x = 818,842,485,325.68/1,097,117.09
  6. Step 6: Final answer
    x = 746,358.34

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.