Home / 1,948,617.65-2,923,743.93-868,386.03

Finding the Fourth Proportional to 1,948,617.65, 2,923,743.93 and 868,386.03

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Solution

The fourth proportional to 1,948,617.65, 2,923,743.93 and 868,386.03 is: 1,302,943.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,617.65 : 2,923,743.93 = 868,386.03 : x
  2. Step 2: Convert to fraction form
    1,948,617.65/2,923,743.93 = 868,386.03/x
  3. Step 3: Cross multiply
    1,948,617.65x = 2,923,743.93 × 868,386.03
  4. Step 4: Simplify right side
    1,948,617.65x = 2,538,938,369,888.81
  5. Step 5: Solve for x
    x = 2,538,938,369,888.81/1,948,617.65
  6. Step 6: Final answer
    x = 1,302,943.33

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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.