Home / 3,128,636.16-4,317,517.44-1,697,852.16

Finding the Fourth Proportional to 3,128,636.16, 4,317,517.44 and 1,697,852.16

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Solution

The fourth proportional to 3,128,636.16, 4,317,517.44 and 1,697,852.16 is: 2,343,035.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,636.16 : 4,317,517.44 = 1,697,852.16 : x
  2. Step 2: Convert to fraction form
    3,128,636.16/4,317,517.44 = 1,697,852.16/x
  3. Step 3: Cross multiply
    3,128,636.16x = 4,317,517.44 × 1,697,852.16
  4. Step 4: Simplify right side
    3,128,636.16x = 7,330,506,311,341.67
  5. Step 5: Solve for x
    x = 7,330,506,311,341.67/3,128,636.16
  6. Step 6: Final answer
    x = 2,343,035.73

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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.