Home / 2,985,018.28-4,477,576.02-855,094.12

Finding the Fourth Proportional to 2,985,018.28, 4,477,576.02 and 855,094.12

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Solution

The fourth proportional to 2,985,018.28, 4,477,576.02 and 855,094.12 is: 1,282,655.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,018.28 : 4,477,576.02 = 855,094.12 : x
  2. Step 2: Convert to fraction form
    2,985,018.28/4,477,576.02 = 855,094.12/x
  3. Step 3: Cross multiply
    2,985,018.28x = 4,477,576.02 × 855,094.12
  4. Step 4: Simplify right side
    2,985,018.28x = 3,828,748,899,891.65
  5. Step 5: Solve for x
    x = 3,828,748,899,891.65/2,985,018.28
  6. Step 6: Final answer
    x = 1,282,655.10

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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.