Home / 2,899,720.48-4,349,580.72-905,347.36

Finding the Fourth Proportional to 2,899,720.48, 4,349,580.72 and 905,347.36

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Solution

The fourth proportional to 2,899,720.48, 4,349,580.72 and 905,347.36 is: 1,358,021.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899,720.48 : 4,349,580.72 = 905,347.36 : x
  2. Step 2: Convert to fraction form
    2,899,720.48/4,349,580.72 = 905,347.36/x
  3. Step 3: Cross multiply
    2,899,720.48x = 4,349,580.72 × 905,347.36
  4. Step 4: Simplify right side
    2,899,720.48x = 3,937,881,421,958.90
  5. Step 5: Solve for x
    x = 3,937,881,421,958.90/2,899,720.48
  6. Step 6: Final answer
    x = 1,358,021.04

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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.