Home / 3,915,085.92-5,871,501.36-1,075,290.72

Finding the Fourth Proportional to 3,915,085.92, 5,871,501.36 and 1,075,290.72

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Solution

The fourth proportional to 3,915,085.92, 5,871,501.36 and 1,075,290.72 is: 1,612,626.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,085.92 : 5,871,501.36 = 1,075,290.72 : x
  2. Step 2: Convert to fraction form
    3,915,085.92/5,871,501.36 = 1,075,290.72/x
  3. Step 3: Cross multiply
    3,915,085.92x = 5,871,501.36 × 1,075,290.72
  4. Step 4: Simplify right side
    3,915,085.92x = 6,313,570,924,875.38
  5. Step 5: Solve for x
    x = 6,313,570,924,875.38/3,915,085.92
  6. Step 6: Final answer
    x = 1,612,626.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.