Home / 4,678,934.40-7,018,401.60-1,484,310.60

Finding the Fourth Proportional to 4,678,934.40, 7,018,401.60 and 1,484,310.60

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Solution

The fourth proportional to 4,678,934.40, 7,018,401.60 and 1,484,310.60 is: 2,226,465.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,934.40 : 7,018,401.60 = 1,484,310.60 : x
  2. Step 2: Convert to fraction form
    4,678,934.40/7,018,401.60 = 1,484,310.60/x
  3. Step 3: Cross multiply
    4,678,934.40x = 7,018,401.60 × 1,484,310.60
  4. Step 4: Simplify right side
    4,678,934.40x = 10,417,487,889,936.96
  5. Step 5: Solve for x
    x = 10,417,487,889,936.96/4,678,934.40
  6. Step 6: Final answer
    x = 2,226,465.90

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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.