Home / 1,218,036.32-1,824,386.88-617,966.72

Finding the Fourth Proportional to 1,218,036.32, 1,824,386.88 and 617,966.72

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Solution

The fourth proportional to 1,218,036.32, 1,824,386.88 and 617,966.72 is: 925,596.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,036.32 : 1,824,386.88 = 617,966.72 : x
  2. Step 2: Convert to fraction form
    1,218,036.32/1,824,386.88 = 617,966.72/x
  3. Step 3: Cross multiply
    1,218,036.32x = 1,824,386.88 × 617,966.72
  4. Step 4: Simplify right side
    1,218,036.32x = 1,127,410,376,244.63
  5. Step 5: Solve for x
    x = 1,127,410,376,244.63/1,218,036.32
  6. Step 6: Final answer
    x = 925,596.68

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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.