Home / 1,963,421.60-2,943,404.40-1,330,282.40

Finding the Fourth Proportional to 1,963,421.60, 2,943,404.40 and 1,330,282.40

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Solution

The fourth proportional to 1,963,421.60, 2,943,404.40 and 1,330,282.40 is: 1,994,252.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,421.60 : 2,943,404.40 = 1,330,282.40 : x
  2. Step 2: Convert to fraction form
    1,963,421.60/2,943,404.40 = 1,330,282.40/x
  3. Step 3: Cross multiply
    1,963,421.60x = 2,943,404.40 × 1,330,282.40
  4. Step 4: Simplify right side
    1,963,421.60x = 3,915,559,069,402.56
  5. Step 5: Solve for x
    x = 3,915,559,069,402.56/1,963,421.60
  6. Step 6: Final answer
    x = 1,994,252.82

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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.