Home / 1,056,898.40-1,458,898.02-627,178.41

Finding the Fourth Proportional to 1,056,898.40, 1,458,898.02 and 627,178.41

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Solution

The fourth proportional to 1,056,898.40, 1,458,898.02 and 627,178.41 is: 865,730.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,898.40 : 1,458,898.02 = 627,178.41 : x
  2. Step 2: Convert to fraction form
    1,056,898.40/1,458,898.02 = 627,178.41/x
  3. Step 3: Cross multiply
    1,056,898.40x = 1,458,898.02 × 627,178.41
  4. Step 4: Simplify right side
    1,056,898.40x = 914,989,340,535.75
  5. Step 5: Solve for x
    x = 914,989,340,535.75/1,056,898.40
  6. Step 6: Final answer
    x = 865,730.66

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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.