Home / 3,128,411-4,317,207.18-1,697,627

Finding the Fourth Proportional to 3,128,411, 4,317,207.18 and 1,697,627

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Solution

The fourth proportional to 3,128,411, 4,317,207.18 and 1,697,627 is: 2,342,725.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,411 : 4,317,207.18 = 1,697,627 : x
  2. Step 2: Convert to fraction form
    3,128,411/4,317,207.18 = 1,697,627/x
  3. Step 3: Cross multiply
    3,128,411x = 4,317,207.18 × 1,697,627
  4. Step 4: Simplify right side
    3,128,411x = 7,329,007,473,361.86
  5. Step 5: Solve for x
    x = 7,329,007,473,361.86/3,128,411
  6. Step 6: Final answer
    x = 2,342,725.26

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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.