Home / 1,417,778.86-1,956,457.07-805,846.69

Finding the Fourth Proportional to 1,417,778.86, 1,956,457.07 and 805,846.69

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Solution

The fourth proportional to 1,417,778.86, 1,956,457.07 and 805,846.69 is: 1,112,024.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,778.86 : 1,956,457.07 = 805,846.69 : x
  2. Step 2: Convert to fraction form
    1,417,778.86/1,956,457.07 = 805,846.69/x
  3. Step 3: Cross multiply
    1,417,778.86x = 1,956,457.07 × 805,846.69
  4. Step 4: Simplify right side
    1,417,778.86x = 1,576,604,445,066.22
  5. Step 5: Solve for x
    x = 1,576,604,445,066.22/1,417,778.86
  6. Step 6: Final answer
    x = 1,112,024.23

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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.