Home / 1,875,338.40-2,587,974.81-1,015,898.58

Finding the Fourth Proportional to 1,875,338.40, 2,587,974.81 and 1,015,898.58

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Solution

The fourth proportional to 1,875,338.40, 2,587,974.81 and 1,015,898.58 is: 1,401,944.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,338.40 : 2,587,974.81 = 1,015,898.58 : x
  2. Step 2: Convert to fraction form
    1,875,338.40/2,587,974.81 = 1,015,898.58/x
  3. Step 3: Cross multiply
    1,875,338.40x = 2,587,974.81 × 1,015,898.58
  4. Step 4: Simplify right side
    1,875,338.40x = 2,629,119,934,554.77
  5. Step 5: Solve for x
    x = 2,629,119,934,554.77/1,875,338.40
  6. Step 6: Final answer
    x = 1,401,944.28

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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.