Home / 2,916,971.10-4,024,938.69-1,627,808.40

Finding the Fourth Proportional to 2,916,971.10, 4,024,938.69 and 1,627,808.40

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Solution

The fourth proportional to 2,916,971.10, 4,024,938.69 and 1,627,808.40 is: 2,246,106.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,971.10 : 4,024,938.69 = 1,627,808.40 : x
  2. Step 2: Convert to fraction form
    2,916,971.10/4,024,938.69 = 1,627,808.40/x
  3. Step 3: Cross multiply
    2,916,971.10x = 4,024,938.69 × 1,627,808.40
  4. Step 4: Simplify right side
    2,916,971.10x = 6,551,829,009,067.00
  5. Step 5: Solve for x
    x = 6,551,829,009,067.00/2,916,971.10
  6. Step 6: Final answer
    x = 2,246,106.93

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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.