Home / 3,475,094.40-5,216,140.80-1,679,421.60

Finding the Fourth Proportional to 3,475,094.40, 5,216,140.80 and 1,679,421.60

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Solution

The fourth proportional to 3,475,094.40, 5,216,140.80 and 1,679,421.60 is: 2,520,823.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475,094.40 : 5,216,140.80 = 1,679,421.60 : x
  2. Step 2: Convert to fraction form
    3,475,094.40/5,216,140.80 = 1,679,421.60/x
  3. Step 3: Cross multiply
    3,475,094.40x = 5,216,140.80 × 1,679,421.60
  4. Step 4: Simplify right side
    3,475,094.40x = 8,760,099,528,161.28
  5. Step 5: Solve for x
    x = 8,760,099,528,161.28/3,475,094.40
  6. Step 6: Final answer
    x = 2,520,823.47

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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.