Home / 1,948,934.40-2,919,902.40-1,668,998.40

Finding the Fourth Proportional to 1,948,934.40, 2,919,902.40 and 1,668,998.40

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Solution

The fourth proportional to 1,948,934.40, 2,919,902.40 and 1,668,998.40 is: 2,500,501.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,934.40 : 2,919,902.40 = 1,668,998.40 : x
  2. Step 2: Convert to fraction form
    1,948,934.40/2,919,902.40 = 1,668,998.40/x
  3. Step 3: Cross multiply
    1,948,934.40x = 2,919,902.40 × 1,668,998.40
  4. Step 4: Simplify right side
    1,948,934.40x = 4,873,312,433,756.16
  5. Step 5: Solve for x
    x = 4,873,312,433,756.16/1,948,934.40
  6. Step 6: Final answer
    x = 2,500,501.01

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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.