Home / 1,034,403.40-1,427,144.40-626,374.80

Finding the Fourth Proportional to 1,034,403.40, 1,427,144.40 and 626,374.80

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Solution

The fourth proportional to 1,034,403.40, 1,427,144.40 and 626,374.80 is: 864,196.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,403.40 : 1,427,144.40 = 626,374.80 : x
  2. Step 2: Convert to fraction form
    1,034,403.40/1,427,144.40 = 626,374.80/x
  3. Step 3: Cross multiply
    1,034,403.40x = 1,427,144.40 × 626,374.80
  4. Step 4: Simplify right side
    1,034,403.40x = 893,927,288,121.12
  5. Step 5: Solve for x
    x = 893,927,288,121.12/1,034,403.40
  6. Step 6: Final answer
    x = 864,196.01

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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.