Home / 1,678,947.79-2,317,030.10-944,133.34

Finding the Fourth Proportional to 1,678,947.79, 2,317,030.10 and 944,133.34

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Solution

The fourth proportional to 1,678,947.79, 2,317,030.10 and 944,133.34 is: 1,302,950.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,947.79 : 2,317,030.10 = 944,133.34 : x
  2. Step 2: Convert to fraction form
    1,678,947.79/2,317,030.10 = 944,133.34/x
  3. Step 3: Cross multiply
    1,678,947.79x = 2,317,030.10 × 944,133.34
  4. Step 4: Simplify right side
    1,678,947.79x = 2,187,585,367,193.53
  5. Step 5: Solve for x
    x = 2,187,585,367,193.53/1,678,947.79
  6. Step 6: Final answer
    x = 1,302,950.21

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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.