Home / 926,646.60-1,389,969.90-740,022.60

Finding the Fourth Proportional to 926,646.60, 1,389,969.90 and 740,022.60

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Solution

The fourth proportional to 926,646.60, 1,389,969.90 and 740,022.60 is: 1,110,033.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,646.60 : 1,389,969.90 = 740,022.60 : x
  2. Step 2: Convert to fraction form
    926,646.60/1,389,969.90 = 740,022.60/x
  3. Step 3: Cross multiply
    926,646.60x = 1,389,969.90 × 740,022.60
  4. Step 4: Simplify right side
    926,646.60x = 1,028,609,139,319.74
  5. Step 5: Solve for x
    x = 1,028,609,139,319.74/926,646.60
  6. Step 6: Final answer
    x = 1,110,033.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.