Home / 1,651,885.21-2,477,895.01-786,875.46

Finding the Fourth Proportional to 1,651,885.21, 2,477,895.01 and 786,875.46

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Solution

The fourth proportional to 1,651,885.21, 2,477,895.01 and 786,875.46 is: 1,180,345.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,885.21 : 2,477,895.01 = 786,875.46 : x
  2. Step 2: Convert to fraction form
    1,651,885.21/2,477,895.01 = 786,875.46/x
  3. Step 3: Cross multiply
    1,651,885.21x = 2,477,895.01 × 786,875.46
  4. Step 4: Simplify right side
    1,651,885.21x = 1,949,794,782,930.49
  5. Step 5: Solve for x
    x = 1,949,794,782,930.49/1,651,885.21
  6. Step 6: Final answer
    x = 1,180,345.20

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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.