Home / 1,050,966.06-1,449,783.28-663,641.08

Finding the Fourth Proportional to 1,050,966.06, 1,449,783.28 and 663,641.08

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Solution

The fourth proportional to 1,050,966.06, 1,449,783.28 and 663,641.08 is: 915,477.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,966.06 : 1,449,783.28 = 663,641.08 : x
  2. Step 2: Convert to fraction form
    1,050,966.06/1,449,783.28 = 663,641.08/x
  3. Step 3: Cross multiply
    1,050,966.06x = 1,449,783.28 × 663,641.08
  4. Step 4: Simplify right side
    1,050,966.06x = 962,135,741,705.14
  5. Step 5: Solve for x
    x = 962,135,741,705.14/1,050,966.06
  6. Step 6: Final answer
    x = 915,477.46

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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.