Home / 1,029,148.20-1,442,907-1,029,148.20

Finding the Fourth Proportional to 1,029,148.20, 1,442,907 and 1,029,148.20

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Solution

The fourth proportional to 1,029,148.20, 1,442,907 and 1,029,148.20 is: 1,442,907

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,148.20 : 1,442,907 = 1,029,148.20 : x
  2. Step 2: Convert to fraction form
    1,029,148.20/1,442,907 = 1,029,148.20/x
  3. Step 3: Cross multiply
    1,029,148.20x = 1,442,907 × 1,029,148.20
  4. Step 4: Simplify right side
    1,029,148.20x = 1,484,965,141,817.40
  5. Step 5: Solve for x
    x = 1,484,965,141,817.40/1,029,148.20
  6. Step 6: Final answer
    x = 1,442,907

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.