Home / 2,868,276.48-3,958,071.21-1,578,865.02

Finding the Fourth Proportional to 2,868,276.48, 3,958,071.21 and 1,578,865.02

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Solution

The fourth proportional to 2,868,276.48, 3,958,071.21 and 1,578,865.02 is: 2,178,750.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,276.48 : 3,958,071.21 = 1,578,865.02 : x
  2. Step 2: Convert to fraction form
    2,868,276.48/3,958,071.21 = 1,578,865.02/x
  3. Step 3: Cross multiply
    2,868,276.48x = 3,958,071.21 × 1,578,865.02
  4. Step 4: Simplify right side
    2,868,276.48x = 6,249,260,180,138.07
  5. Step 5: Solve for x
    x = 6,249,260,180,138.07/2,868,276.48
  6. Step 6: Final answer
    x = 2,178,750.98

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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.