Home / 1,955,265.50-2,698,260-1,139,951.90

Finding the Fourth Proportional to 1,955,265.50, 2,698,260 and 1,139,951.90

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Solution

The fourth proportional to 1,955,265.50, 2,698,260 and 1,139,951.90 is: 1,573,129.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955,265.50 : 2,698,260 = 1,139,951.90 : x
  2. Step 2: Convert to fraction form
    1,955,265.50/2,698,260 = 1,139,951.90/x
  3. Step 3: Cross multiply
    1,955,265.50x = 2,698,260 × 1,139,951.90
  4. Step 4: Simplify right side
    1,955,265.50x = 3,075,886,613,694.00
  5. Step 5: Solve for x
    x = 3,075,886,613,694.00/1,955,265.50
  6. Step 6: Final answer
    x = 1,573,129.90

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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.