Home / 1,415,441.93-1,953,365.15-803,651.61

Finding the Fourth Proportional to 1,415,441.93, 1,953,365.15 and 803,651.61

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Solution

The fourth proportional to 1,415,441.93, 1,953,365.15 and 803,651.61 is: 1,109,070.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,441.93 : 1,953,365.15 = 803,651.61 : x
  2. Step 2: Convert to fraction form
    1,415,441.93/1,953,365.15 = 803,651.61/x
  3. Step 3: Cross multiply
    1,415,441.93x = 1,953,365.15 × 803,651.61
  4. Step 4: Simplify right side
    1,415,441.93x = 1,569,825,047,715.39
  5. Step 5: Solve for x
    x = 1,569,825,047,715.39/1,415,441.93
  6. Step 6: Final answer
    x = 1,109,070.61

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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.