Home / 1,973,721.60-2,956,645.80-1,375,358.40

Finding the Fourth Proportional to 1,973,721.60, 2,956,645.80 and 1,375,358.40

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Solution

The fourth proportional to 1,973,721.60, 2,956,645.80 and 1,375,358.40 is: 2,060,294.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,721.60 : 2,956,645.80 = 1,375,358.40 : x
  2. Step 2: Convert to fraction form
    1,973,721.60/2,956,645.80 = 1,375,358.40/x
  3. Step 3: Cross multiply
    1,973,721.60x = 2,956,645.80 × 1,375,358.40
  4. Step 4: Simplify right side
    1,973,721.60x = 4,066,447,636,854.72
  5. Step 5: Solve for x
    x = 4,066,447,636,854.72/1,973,721.60
  6. Step 6: Final answer
    x = 2,060,294.44

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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.