Home / 1,699,639.28-2,344,752.60-1,053,764.72

Finding the Fourth Proportional to 1,699,639.28, 2,344,752.60 and 1,053,764.72

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Solution

The fourth proportional to 1,699,639.28, 2,344,752.60 and 1,053,764.72 is: 1,453,730.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,639.28 : 2,344,752.60 = 1,053,764.72 : x
  2. Step 2: Convert to fraction form
    1,699,639.28/2,344,752.60 = 1,053,764.72/x
  3. Step 3: Cross multiply
    1,699,639.28x = 2,344,752.60 × 1,053,764.72
  4. Step 4: Simplify right side
    1,699,639.28x = 2,470,817,567,008.27
  5. Step 5: Solve for x
    x = 2,470,817,567,008.27/1,699,639.28
  6. Step 6: Final answer
    x = 1,453,730.56

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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.