Home / 2,688,807.49-3,710,506.40-1,465,123.58

Finding the Fourth Proportional to 2,688,807.49, 3,710,506.40 and 1,465,123.58

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Solution

The fourth proportional to 2,688,807.49, 3,710,506.40 and 1,465,123.58 is: 2,021,844.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,807.49 : 3,710,506.40 = 1,465,123.58 : x
  2. Step 2: Convert to fraction form
    2,688,807.49/3,710,506.40 = 1,465,123.58/x
  3. Step 3: Cross multiply
    2,688,807.49x = 3,710,506.40 × 1,465,123.58
  4. Step 4: Simplify right side
    2,688,807.49x = 5,436,350,434,716.19
  5. Step 5: Solve for x
    x = 5,436,350,434,716.19/2,688,807.49
  6. Step 6: Final answer
    x = 2,021,844.42

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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.