Home / 1,417,289.58-1,955,833.29-772,715.34

Finding the Fourth Proportional to 1,417,289.58, 1,955,833.29 and 772,715.34

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Solution

The fourth proportional to 1,417,289.58, 1,955,833.29 and 772,715.34 is: 1,066,332.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,289.58 : 1,955,833.29 = 772,715.34 : x
  2. Step 2: Convert to fraction form
    1,417,289.58/1,955,833.29 = 772,715.34/x
  3. Step 3: Cross multiply
    1,417,289.58x = 1,955,833.29 × 772,715.34
  4. Step 4: Simplify right side
    1,417,289.58x = 1,511,302,385,665.67
  5. Step 5: Solve for x
    x = 1,511,302,385,665.67/1,417,289.58
  6. Step 6: Final answer
    x = 1,066,332.81

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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.