Home / 3,421,746.96-4,721,516.40-1,893,850.44

Finding the Fourth Proportional to 3,421,746.96, 4,721,516.40 and 1,893,850.44

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Solution

The fourth proportional to 3,421,746.96, 4,721,516.40 and 1,893,850.44 is: 2,613,239.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,746.96 : 4,721,516.40 = 1,893,850.44 : x
  2. Step 2: Convert to fraction form
    3,421,746.96/4,721,516.40 = 1,893,850.44/x
  3. Step 3: Cross multiply
    3,421,746.96x = 4,721,516.40 × 1,893,850.44
  4. Step 4: Simplify right side
    3,421,746.96x = 8,941,845,911,607.22
  5. Step 5: Solve for x
    x = 8,941,845,911,607.22/3,421,746.96
  6. Step 6: Final answer
    x = 2,613,239.97

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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.