Home / 3,064,779.36-4,229,491.68-1,688,222.88

Finding the Fourth Proportional to 3,064,779.36, 4,229,491.68 and 1,688,222.88

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Solution

The fourth proportional to 3,064,779.36, 4,229,491.68 and 1,688,222.88 is: 2,329,800.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064,779.36 : 4,229,491.68 = 1,688,222.88 : x
  2. Step 2: Convert to fraction form
    3,064,779.36/4,229,491.68 = 1,688,222.88/x
  3. Step 3: Cross multiply
    3,064,779.36x = 4,229,491.68 × 1,688,222.88
  4. Step 4: Simplify right side
    3,064,779.36x = 7,140,324,624,945.64
  5. Step 5: Solve for x
    x = 7,140,324,624,945.64/3,064,779.36
  6. Step 6: Final answer
    x = 2,329,800.55

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1.5x scale

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.