Home / 1,803,323.52-2,488,568.74-976,393.06

Finding the Fourth Proportional to 1,803,323.52, 2,488,568.74 and 976,393.06

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Solution

The fourth proportional to 1,803,323.52, 2,488,568.74 and 976,393.06 is: 1,347,412.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,323.52 : 2,488,568.74 = 976,393.06 : x
  2. Step 2: Convert to fraction form
    1,803,323.52/2,488,568.74 = 976,393.06/x
  3. Step 3: Cross multiply
    1,803,323.52x = 2,488,568.74 × 976,393.06
  4. Step 4: Simplify right side
    1,803,323.52x = 2,429,821,247,068.94
  5. Step 5: Solve for x
    x = 2,429,821,247,068.94/1,803,323.52
  6. Step 6: Final answer
    x = 1,347,412.83

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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.