Home / 3,421,126.26-4,721,166.74-1,851,258.10

Finding the Fourth Proportional to 3,421,126.26, 4,721,166.74 and 1,851,258.10

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Solution

The fourth proportional to 3,421,126.26, 4,721,166.74 and 1,851,258.10 is: 2,554,742.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,126.26 : 4,721,166.74 = 1,851,258.10 : x
  2. Step 2: Convert to fraction form
    3,421,126.26/4,721,166.74 = 1,851,258.10/x
  3. Step 3: Cross multiply
    3,421,126.26x = 4,721,166.74 × 1,851,258.10
  4. Step 4: Simplify right side
    3,421,126.26x = 8,740,098,159,619.31
  5. Step 5: Solve for x
    x = 8,740,098,159,619.31/3,421,126.26
  6. Step 6: Final answer
    x = 2,554,742.94

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Double scale
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1.5x scale

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.