Home / 1,780,617.74-2,457,254.63-964,820.77

Finding the Fourth Proportional to 1,780,617.74, 2,457,254.63 and 964,820.77

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Solution

The fourth proportional to 1,780,617.74, 2,457,254.63 and 964,820.77 is: 1,331,453.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,617.74 : 2,457,254.63 = 964,820.77 : x
  2. Step 2: Convert to fraction form
    1,780,617.74/2,457,254.63 = 964,820.77/x
  3. Step 3: Cross multiply
    1,780,617.74x = 2,457,254.63 × 964,820.77
  4. Step 4: Simplify right side
    1,780,617.74x = 2,370,810,295,044.46
  5. Step 5: Solve for x
    x = 2,370,810,295,044.46/1,780,617.74
  6. Step 6: Final answer
    x = 1,331,453.83

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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.