Home / 1,612,400.34-2,225,045.27-877,357.50

Finding the Fourth Proportional to 1,612,400.34, 2,225,045.27 and 877,357.50

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Solution

The fourth proportional to 1,612,400.34, 2,225,045.27 and 877,357.50 is: 1,210,716.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,400.34 : 2,225,045.27 = 877,357.50 : x
  2. Step 2: Convert to fraction form
    1,612,400.34/2,225,045.27 = 877,357.50/x
  3. Step 3: Cross multiply
    1,612,400.34x = 2,225,045.27 × 877,357.50
  4. Step 4: Simplify right side
    1,612,400.34x = 1,952,160,155,474.03
  5. Step 5: Solve for x
    x = 1,952,160,155,474.03/1,612,400.34
  6. Step 6: Final answer
    x = 1,210,716.78

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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.