Home / 2,896,386.78-4,344,669.71-1,457,128.77

Finding the Fourth Proportional to 2,896,386.78, 4,344,669.71 and 1,457,128.77

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Solution

The fourth proportional to 2,896,386.78, 4,344,669.71 and 1,457,128.77 is: 2,185,738.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,386.78 : 4,344,669.71 = 1,457,128.77 : x
  2. Step 2: Convert to fraction form
    2,896,386.78/4,344,669.71 = 1,457,128.77/x
  3. Step 3: Cross multiply
    2,896,386.78x = 4,344,669.71 × 1,457,128.77
  4. Step 4: Simplify right side
    2,896,386.78x = 6,330,743,230,588.56
  5. Step 5: Solve for x
    x = 6,330,743,230,588.56/2,896,386.78
  6. Step 6: Final answer
    x = 2,185,738.20

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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.