Home / 1,020,258.87-1,407,969.09-584,667.60

Finding the Fourth Proportional to 1,020,258.87, 1,407,969.09 and 584,667.60

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Solution

The fourth proportional to 1,020,258.87, 1,407,969.09 and 584,667.60 is: 806,848.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,258.87 : 1,407,969.09 = 584,667.60 : x
  2. Step 2: Convert to fraction form
    1,020,258.87/1,407,969.09 = 584,667.60/x
  3. Step 3: Cross multiply
    1,020,258.87x = 1,407,969.09 × 584,667.60
  4. Step 4: Simplify right side
    1,020,258.87x = 823,193,908,724.48
  5. Step 5: Solve for x
    x = 823,193,908,724.48/1,020,258.87
  6. Step 6: Final answer
    x = 806,848.08

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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.