Home / 3,528,922.60-4,869,711.30-1,958,973.76

Finding the Fourth Proportional to 3,528,922.60, 4,869,711.30 and 1,958,973.76

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Solution

The fourth proportional to 3,528,922.60, 4,869,711.30 and 1,958,973.76 is: 2,703,271.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528,922.60 : 4,869,711.30 = 1,958,973.76 : x
  2. Step 2: Convert to fraction form
    3,528,922.60/4,869,711.30 = 1,958,973.76/x
  3. Step 3: Cross multiply
    3,528,922.60x = 4,869,711.30 × 1,958,973.76
  4. Step 4: Simplify right side
    3,528,922.60x = 9,539,636,655,475.49
  5. Step 5: Solve for x
    x = 9,539,636,655,475.49/3,528,922.60
  6. Step 6: Final answer
    x = 2,703,271.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.