Home / 1,779,335.04-2,668,450.55-641,949.39

Finding the Fourth Proportional to 1,779,335.04, 2,668,450.55 and 641,949.39

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Solution

The fourth proportional to 1,779,335.04, 2,668,450.55 and 641,949.39 is: 962,724.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,335.04 : 2,668,450.55 = 641,949.39 : x
  2. Step 2: Convert to fraction form
    1,779,335.04/2,668,450.55 = 641,949.39/x
  3. Step 3: Cross multiply
    1,779,335.04x = 2,668,450.55 × 641,949.39
  4. Step 4: Simplify right side
    1,779,335.04x = 1,713,010,199,607.92
  5. Step 5: Solve for x
    x = 1,713,010,199,607.92/1,779,335.04
  6. Step 6: Final answer
    x = 962,724.93

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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.