Home / 1,095,454.90-1,511,468.69-636,296.65

Finding the Fourth Proportional to 1,095,454.90, 1,511,468.69 and 636,296.65

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Solution

The fourth proportional to 1,095,454.90, 1,511,468.69 and 636,296.65 is: 877,938.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,454.90 : 1,511,468.69 = 636,296.65 : x
  2. Step 2: Convert to fraction form
    1,095,454.90/1,511,468.69 = 636,296.65/x
  3. Step 3: Cross multiply
    1,095,454.90x = 1,511,468.69 × 636,296.65
  4. Step 4: Simplify right side
    1,095,454.90x = 961,742,460,645.90
  5. Step 5: Solve for x
    x = 961,742,460,645.90/1,095,454.90
  6. Step 6: Final answer
    x = 877,938.89

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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.