Home / 3,112,934.30-4,666,809.45-1,317,196.70

Finding the Fourth Proportional to 3,112,934.30, 4,666,809.45 and 1,317,196.70

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Solution

The fourth proportional to 3,112,934.30, 4,666,809.45 and 1,317,196.70 is: 1,974,698.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,934.30 : 4,666,809.45 = 1,317,196.70 : x
  2. Step 2: Convert to fraction form
    3,112,934.30/4,666,809.45 = 1,317,196.70/x
  3. Step 3: Cross multiply
    3,112,934.30x = 4,666,809.45 × 1,317,196.70
  4. Step 4: Simplify right side
    3,112,934.30x = 6,147,106,007,068.82
  5. Step 5: Solve for x
    x = 6,147,106,007,068.82/3,112,934.30
  6. Step 6: Final answer
    x = 1,974,698.28

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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.