Home / 4,128,566.40-5,697,421.97-2,293,195.50

Finding the Fourth Proportional to 4,128,566.40, 5,697,421.97 and 2,293,195.50

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Solution

The fourth proportional to 4,128,566.40, 5,697,421.97 and 2,293,195.50 is: 3,164,609.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128,566.40 : 5,697,421.97 = 2,293,195.50 : x
  2. Step 2: Convert to fraction form
    4,128,566.40/5,697,421.97 = 2,293,195.50/x
  3. Step 3: Cross multiply
    4,128,566.40x = 5,697,421.97 × 2,293,195.50
  4. Step 4: Simplify right side
    4,128,566.40x = 13,065,302,411,739.16
  5. Step 5: Solve for x
    x = 13,065,302,411,739.16/4,128,566.40
  6. Step 6: Final answer
    x = 3,164,609.97

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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.