Home / 1,965,771.39-2,948,654.93-618,051.81

Finding the Fourth Proportional to 1,965,771.39, 2,948,654.93 and 618,051.81

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Solution

The fourth proportional to 1,965,771.39, 2,948,654.93 and 618,051.81 is: 927,077.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,771.39 : 2,948,654.93 = 618,051.81 : x
  2. Step 2: Convert to fraction form
    1,965,771.39/2,948,654.93 = 618,051.81/x
  3. Step 3: Cross multiply
    1,965,771.39x = 2,948,654.93 × 618,051.81
  4. Step 4: Simplify right side
    1,965,771.39x = 1,822,421,513,461.66
  5. Step 5: Solve for x
    x = 1,822,421,513,461.66/1,965,771.39
  6. Step 6: Final answer
    x = 927,077.04

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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.