Home / 4,943,742.40-7,415,613.60-1,578,059.20

Finding the Fourth Proportional to 4,943,742.40, 7,415,613.60 and 1,578,059.20

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Solution

The fourth proportional to 4,943,742.40, 7,415,613.60 and 1,578,059.20 is: 2,367,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943,742.40 : 7,415,613.60 = 1,578,059.20 : x
  2. Step 2: Convert to fraction form
    4,943,742.40/7,415,613.60 = 1,578,059.20/x
  3. Step 3: Cross multiply
    4,943,742.40x = 7,415,613.60 × 1,578,059.20
  4. Step 4: Simplify right side
    4,943,742.40x = 11,702,277,265,125.12
  5. Step 5: Solve for x
    x = 11,702,277,265,125.12/4,943,742.40
  6. Step 6: Final answer
    x = 2,367,088.80

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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.