Home / 1,403,570.64-1,936,883.76-791,714.46

Finding the Fourth Proportional to 1,403,570.64, 1,936,883.76 and 791,714.46

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Solution

The fourth proportional to 1,403,570.64, 1,936,883.76 and 791,714.46 is: 1,092,541.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,570.64 : 1,936,883.76 = 791,714.46 : x
  2. Step 2: Convert to fraction form
    1,403,570.64/1,936,883.76 = 791,714.46/x
  3. Step 3: Cross multiply
    1,403,570.64x = 1,936,883.76 × 791,714.46
  4. Step 4: Simplify right side
    1,403,570.64x = 1,533,458,880,131.17
  5. Step 5: Solve for x
    x = 1,533,458,880,131.17/1,403,570.64
  6. Step 6: Final answer
    x = 1,092,541.29

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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.