Home / 1,012,588.93-1,396,714.35-649,437.58

Finding the Fourth Proportional to 1,012,588.93, 1,396,714.35 and 649,437.58

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Solution

The fourth proportional to 1,012,588.93, 1,396,714.35 and 649,437.58 is: 895,801.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,588.93 : 1,396,714.35 = 649,437.58 : x
  2. Step 2: Convert to fraction form
    1,012,588.93/1,396,714.35 = 649,437.58/x
  3. Step 3: Cross multiply
    1,012,588.93x = 1,396,714.35 × 649,437.58
  4. Step 4: Simplify right side
    1,012,588.93x = 907,078,787,415.27
  5. Step 5: Solve for x
    x = 907,078,787,415.27/1,012,588.93
  6. Step 6: Final answer
    x = 895,801.60

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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.