Home / 2,123,281.54-2,932,075.83-1,349,167.38

Finding the Fourth Proportional to 2,123,281.54, 2,932,075.83 and 1,349,167.38

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Solution

The fourth proportional to 2,123,281.54, 2,932,075.83 and 1,349,167.38 is: 1,863,088.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,123,281.54 : 2,932,075.83 = 1,349,167.38 : x
  2. Step 2: Convert to fraction form
    2,123,281.54/2,932,075.83 = 1,349,167.38/x
  3. Step 3: Cross multiply
    2,123,281.54x = 2,932,075.83 × 1,349,167.38
  4. Step 4: Simplify right side
    2,123,281.54x = 3,955,861,065,522.43
  5. Step 5: Solve for x
    x = 3,955,861,065,522.43/2,123,281.54
  6. Step 6: Final answer
    x = 1,863,088.33

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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.