Home / 3,311,490.60-4,966,007.10-1,316,533.80

Finding the Fourth Proportional to 3,311,490.60, 4,966,007.10 and 1,316,533.80

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Solution

The fourth proportional to 3,311,490.60, 4,966,007.10 and 1,316,533.80 is: 1,974,312.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311,490.60 : 4,966,007.10 = 1,316,533.80 : x
  2. Step 2: Convert to fraction form
    3,311,490.60/4,966,007.10 = 1,316,533.80/x
  3. Step 3: Cross multiply
    3,311,490.60x = 4,966,007.10 × 1,316,533.80
  4. Step 4: Simplify right side
    3,311,490.60x = 6,537,916,198,189.98
  5. Step 5: Solve for x
    x = 6,537,916,198,189.98/3,311,490.60
  6. Step 6: Final answer
    x = 1,974,312.17

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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.