Home / 2,136,038.88-2,948,584-1,401,273.28

Finding the Fourth Proportional to 2,136,038.88, 2,948,584 and 1,401,273.28

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Solution

The fourth proportional to 2,136,038.88, 2,948,584 and 1,401,273.28 is: 1,934,314.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,038.88 : 2,948,584 = 1,401,273.28 : x
  2. Step 2: Convert to fraction form
    2,136,038.88/2,948,584 = 1,401,273.28/x
  3. Step 3: Cross multiply
    2,136,038.88x = 2,948,584 × 1,401,273.28
  4. Step 4: Simplify right side
    2,136,038.88x = 4,131,771,973,035.52
  5. Step 5: Solve for x
    x = 4,131,771,973,035.52/2,136,038.88
  6. Step 6: Final answer
    x = 1,934,314.97

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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.