Home / 1,781,368.32-2,458,237.44-1,017,406.08

Finding the Fourth Proportional to 1,781,368.32, 2,458,237.44 and 1,017,406.08

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Solution

The fourth proportional to 1,781,368.32, 2,458,237.44 and 1,017,406.08 is: 1,403,991.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,368.32 : 2,458,237.44 = 1,017,406.08 : x
  2. Step 2: Convert to fraction form
    1,781,368.32/2,458,237.44 = 1,017,406.08/x
  3. Step 3: Cross multiply
    1,781,368.32x = 2,458,237.44 × 1,017,406.08
  4. Step 4: Simplify right side
    1,781,368.32x = 2,501,025,717,539.64
  5. Step 5: Solve for x
    x = 2,501,025,717,539.64/1,781,368.32
  6. Step 6: Final answer
    x = 1,403,991.35

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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.