Home / 1,137,087.02-1,569,317.72-647,175.70

Finding the Fourth Proportional to 1,137,087.02, 1,569,317.72 and 647,175.70

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Solution

The fourth proportional to 1,137,087.02, 1,569,317.72 and 647,175.70 is: 893,180.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,087.02 : 1,569,317.72 = 647,175.70 : x
  2. Step 2: Convert to fraction form
    1,137,087.02/1,569,317.72 = 647,175.70/x
  3. Step 3: Cross multiply
    1,137,087.02x = 1,569,317.72 × 647,175.70
  4. Step 4: Simplify right side
    1,137,087.02x = 1,015,624,293,963.40
  5. Step 5: Solve for x
    x = 1,015,624,293,963.40/1,137,087.02
  6. Step 6: Final answer
    x = 893,180.80

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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.