Home / 1,245,509.55-1,868,264.33-1,088,045.55

Finding the Fourth Proportional to 1,245,509.55, 1,868,264.33 and 1,088,045.55

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Solution

The fourth proportional to 1,245,509.55, 1,868,264.33 and 1,088,045.55 is: 1,632,068.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,509.55 : 1,868,264.33 = 1,088,045.55 : x
  2. Step 2: Convert to fraction form
    1,245,509.55/1,868,264.33 = 1,088,045.55/x
  3. Step 3: Cross multiply
    1,245,509.55x = 1,868,264.33 × 1,088,045.55
  4. Step 4: Simplify right side
    1,245,509.55x = 2,032,756,685,040.00
  5. Step 5: Solve for x
    x = 2,032,756,685,040.00/1,245,509.55
  6. Step 6: Final answer
    x = 1,632,068.33

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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.