Home / 4,159,020.40-6,238,530.60-1,762,457.20

Finding the Fourth Proportional to 4,159,020.40, 6,238,530.60 and 1,762,457.20

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Solution

The fourth proportional to 4,159,020.40, 6,238,530.60 and 1,762,457.20 is: 2,643,685.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159,020.40 : 6,238,530.60 = 1,762,457.20 : x
  2. Step 2: Convert to fraction form
    4,159,020.40/6,238,530.60 = 1,762,457.20/x
  3. Step 3: Cross multiply
    4,159,020.40x = 6,238,530.60 × 1,762,457.20
  4. Step 4: Simplify right side
    4,159,020.40x = 10,995,143,173,390.32
  5. Step 5: Solve for x
    x = 10,995,143,173,390.32/4,159,020.40
  6. Step 6: Final answer
    x = 2,643,685.80

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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.