Home / 1,326,254.25-1,830,230.89-722,642.25

Finding the Fourth Proportional to 1,326,254.25, 1,830,230.89 and 722,642.25

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Solution

The fourth proportional to 1,326,254.25, 1,830,230.89 and 722,642.25 is: 997,246.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,254.25 : 1,830,230.89 = 722,642.25 : x
  2. Step 2: Convert to fraction form
    1,326,254.25/1,830,230.89 = 722,642.25/x
  3. Step 3: Cross multiply
    1,326,254.25x = 1,830,230.89 × 722,642.25
  4. Step 4: Simplify right side
    1,326,254.25x = 1,322,602,166,562.50
  5. Step 5: Solve for x
    x = 1,322,602,166,562.50/1,326,254.25
  6. Step 6: Final answer
    x = 997,246.32

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1.5x scale

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.