Home / 3,130,443.33-4,686,211.49-2,831,064.90

Finding the Fourth Proportional to 3,130,443.33, 4,686,211.49 and 2,831,064.90

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Solution

The fourth proportional to 3,130,443.33, 4,686,211.49 and 2,831,064.90 is: 4,238,047.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,443.33 : 4,686,211.49 = 2,831,064.90 : x
  2. Step 2: Convert to fraction form
    3,130,443.33/4,686,211.49 = 2,831,064.90/x
  3. Step 3: Cross multiply
    3,130,443.33x = 4,686,211.49 × 2,831,064.90
  4. Step 4: Simplify right side
    3,130,443.33x = 13,266,968,849,160.38
  5. Step 5: Solve for x
    x = 13,266,968,849,160.38/3,130,443.33
  6. Step 6: Final answer
    x = 4,238,047.92

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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.