Home / 1,102,815.07-1,653,046.48-628,479.07

Finding the Fourth Proportional to 1,102,815.07, 1,653,046.48 and 628,479.07

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Solution

The fourth proportional to 1,102,815.07, 1,653,046.48 and 628,479.07 is: 942,048.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,815.07 : 1,653,046.48 = 628,479.07 : x
  2. Step 2: Convert to fraction form
    1,102,815.07/1,653,046.48 = 628,479.07/x
  3. Step 3: Cross multiply
    1,102,815.07x = 1,653,046.48 × 628,479.07
  4. Step 4: Simplify right side
    1,102,815.07x = 1,038,905,114,417.17
  5. Step 5: Solve for x
    x = 1,038,905,114,417.17/1,102,815.07
  6. Step 6: Final answer
    x = 942,048.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.