Home / 2,698,711.79-4,047,470.75-779,206.44

Finding the Fourth Proportional to 2,698,711.79, 4,047,470.75 and 779,206.44

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Solution

The fourth proportional to 2,698,711.79, 4,047,470.75 and 779,206.44 is: 1,168,637.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698,711.79 : 4,047,470.75 = 779,206.44 : x
  2. Step 2: Convert to fraction form
    2,698,711.79/4,047,470.75 = 779,206.44/x
  3. Step 3: Cross multiply
    2,698,711.79x = 4,047,470.75 × 779,206.44
  4. Step 4: Simplify right side
    2,698,711.79x = 3,153,815,276,059.65
  5. Step 5: Solve for x
    x = 3,153,815,276,059.65/2,698,711.79
  6. Step 6: Final answer
    x = 1,168,637.31

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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.