Home / 1,931,830.97-2,666,050.88-1,116,069.03

Finding the Fourth Proportional to 1,931,830.97, 2,666,050.88 and 1,116,069.03

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Solution

The fourth proportional to 1,931,830.97, 2,666,050.88 and 1,116,069.03 is: 1,540,246.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,830.97 : 2,666,050.88 = 1,116,069.03 : x
  2. Step 2: Convert to fraction form
    1,931,830.97/2,666,050.88 = 1,116,069.03/x
  3. Step 3: Cross multiply
    1,931,830.97x = 2,666,050.88 × 1,116,069.03
  4. Step 4: Simplify right side
    1,931,830.97x = 2,975,496,813,991.90
  5. Step 5: Solve for x
    x = 2,975,496,813,991.90/1,931,830.97
  6. Step 6: Final answer
    x = 1,540,246.98

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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.