Home / 1,875,209.61-2,587,801.69-1,015,769.87

Finding the Fourth Proportional to 1,875,209.61, 2,587,801.69 and 1,015,769.87

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Solution

The fourth proportional to 1,875,209.61, 2,587,801.69 and 1,015,769.87 is: 1,401,769.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,209.61 : 2,587,801.69 = 1,015,769.87 : x
  2. Step 2: Convert to fraction form
    1,875,209.61/2,587,801.69 = 1,015,769.87/x
  3. Step 3: Cross multiply
    1,875,209.61x = 2,587,801.69 × 1,015,769.87
  4. Step 4: Simplify right side
    1,875,209.61x = 2,628,610,968,219.22
  5. Step 5: Solve for x
    x = 2,628,610,968,219.22/1,875,209.61
  6. Step 6: Final answer
    x = 1,401,769.14

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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.