Home / 1,097,926.21-1,645,747.54-424,470.07

Finding the Fourth Proportional to 1,097,926.21, 1,645,747.54 and 424,470.07

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Solution

The fourth proportional to 1,097,926.21, 1,645,747.54 and 424,470.07 is: 636,263.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,926.21 : 1,645,747.54 = 424,470.07 : x
  2. Step 2: Convert to fraction form
    1,097,926.21/1,645,747.54 = 424,470.07/x
  3. Step 3: Cross multiply
    1,097,926.21x = 1,645,747.54 × 424,470.07
  4. Step 4: Simplify right side
    1,097,926.21x = 698,570,563,155.04
  5. Step 5: Solve for x
    x = 698,570,563,155.04/1,097,926.21
  6. Step 6: Final answer
    x = 636,263.68

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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.