Home / 2,985,399.90-4,119,852.96-1,696,242.06

Finding the Fourth Proportional to 2,985,399.90, 4,119,852.96 and 1,696,242.06

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Solution

The fourth proportional to 2,985,399.90, 4,119,852.96 and 1,696,242.06 is: 2,340,814.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,399.90 : 4,119,852.96 = 1,696,242.06 : x
  2. Step 2: Convert to fraction form
    2,985,399.90/4,119,852.96 = 1,696,242.06/x
  3. Step 3: Cross multiply
    2,985,399.90x = 4,119,852.96 × 1,696,242.06
  4. Step 4: Simplify right side
    2,985,399.90x = 6,988,267,871,767.50
  5. Step 5: Solve for x
    x = 6,988,267,871,767.50/2,985,399.90
  6. Step 6: Final answer
    x = 2,340,814.67

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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.