Home / 2,918,513.57-4,358,609.55-2,487,455.87

Finding the Fourth Proportional to 2,918,513.57, 4,358,609.55 and 2,487,455.87

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Solution

The fourth proportional to 2,918,513.57, 4,358,609.55 and 2,487,455.87 is: 3,714,853.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,513.57 : 4,358,609.55 = 2,487,455.87 : x
  2. Step 2: Convert to fraction form
    2,918,513.57/4,358,609.55 = 2,487,455.87/x
  3. Step 3: Cross multiply
    2,918,513.57x = 4,358,609.55 × 2,487,455.87
  4. Step 4: Simplify right side
    2,918,513.57x = 10,841,848,888,392.51
  5. Step 5: Solve for x
    x = 10,841,848,888,392.51/2,918,513.57
  6. Step 6: Final answer
    x = 3,714,853.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.