Home / 1,149,869.40-1,575,326.72-1,106,772.50

Finding the Fourth Proportional to 1,149,869.40, 1,575,326.72 and 1,106,772.50

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Solution

The fourth proportional to 1,149,869.40, 1,575,326.72 and 1,106,772.50 is: 1,516,283.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,869.40 : 1,575,326.72 = 1,106,772.50 : x
  2. Step 2: Convert to fraction form
    1,149,869.40/1,575,326.72 = 1,106,772.50/x
  3. Step 3: Cross multiply
    1,149,869.40x = 1,575,326.72 × 1,106,772.50
  4. Step 4: Simplify right side
    1,149,869.40x = 1,743,528,278,800.70
  5. Step 5: Solve for x
    x = 1,743,528,278,800.70/1,149,869.40
  6. Step 6: Final answer
    x = 1,516,283.74

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.