Home / 3,205,340.10-4,423,790.70-1,828,368.45

Finding the Fourth Proportional to 3,205,340.10, 4,423,790.70 and 1,828,368.45

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Solution

The fourth proportional to 3,205,340.10, 4,423,790.70 and 1,828,368.45 is: 2,523,388.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205,340.10 : 4,423,790.70 = 1,828,368.45 : x
  2. Step 2: Convert to fraction form
    3,205,340.10/4,423,790.70 = 1,828,368.45/x
  3. Step 3: Cross multiply
    3,205,340.10x = 4,423,790.70 × 1,828,368.45
  4. Step 4: Simplify right side
    3,205,340.10x = 8,088,319,345,283.42
  5. Step 5: Solve for x
    x = 8,088,319,345,283.42/3,205,340.10
  6. Step 6: Final answer
    x = 2,523,388.81

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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.