Home / 1,057,085.81-1,458,779.36-573,650.96

Finding the Fourth Proportional to 1,057,085.81, 1,458,779.36 and 573,650.96

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Solution

The fourth proportional to 1,057,085.81, 1,458,779.36 and 573,650.96 is: 791,638.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,085.81 : 1,458,779.36 = 573,650.96 : x
  2. Step 2: Convert to fraction form
    1,057,085.81/1,458,779.36 = 573,650.96/x
  3. Step 3: Cross multiply
    1,057,085.81x = 1,458,779.36 × 573,650.96
  4. Step 4: Simplify right side
    1,057,085.81x = 836,830,170,130.03
  5. Step 5: Solve for x
    x = 836,830,170,130.03/1,057,085.81
  6. Step 6: Final answer
    x = 791,638.82

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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.