Home / 2,688,664.10-3,710,617.93-2,008,419.62

Finding the Fourth Proportional to 2,688,664.10, 3,710,617.93 and 2,008,419.62

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Solution

The fourth proportional to 2,688,664.10, 3,710,617.93 and 2,008,419.62 is: 2,771,814.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,664.10 : 3,710,617.93 = 2,008,419.62 : x
  2. Step 2: Convert to fraction form
    2,688,664.10/3,710,617.93 = 2,008,419.62/x
  3. Step 3: Cross multiply
    2,688,664.10x = 3,710,617.93 × 2,008,419.62
  4. Step 4: Simplify right side
    2,688,664.10x = 7,452,477,852,935.79
  5. Step 5: Solve for x
    x = 7,452,477,852,935.79/2,688,664.10
  6. Step 6: Final answer
    x = 2,771,814.39

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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.