Home / 4,943,530.40-7,415,295.60-1,578,077.60

Finding the Fourth Proportional to 4,943,530.40, 7,415,295.60 and 1,578,077.60

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Solution

The fourth proportional to 4,943,530.40, 7,415,295.60 and 1,578,077.60 is: 2,367,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943,530.40 : 7,415,295.60 = 1,578,077.60 : x
  2. Step 2: Convert to fraction form
    4,943,530.40/7,415,295.60 = 1,578,077.60/x
  3. Step 3: Cross multiply
    4,943,530.40x = 7,415,295.60 × 1,578,077.60
  4. Step 4: Simplify right side
    4,943,530.40x = 11,701,911,883,738.56
  5. Step 5: Solve for x
    x = 11,701,911,883,738.56/4,943,530.40
  6. Step 6: Final answer
    x = 2,367,116.40

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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.