Home / 1,258,228.64-1,736,511.83-714,539.07

Finding the Fourth Proportional to 1,258,228.64, 1,736,511.83 and 714,539.07

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Solution

The fourth proportional to 1,258,228.64, 1,736,511.83 and 714,539.07 is: 986,152.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,228.64 : 1,736,511.83 = 714,539.07 : x
  2. Step 2: Convert to fraction form
    1,258,228.64/1,736,511.83 = 714,539.07/x
  3. Step 3: Cross multiply
    1,258,228.64x = 1,736,511.83 × 714,539.07
  4. Step 4: Simplify right side
    1,258,228.64x = 1,240,805,539,369.64
  5. Step 5: Solve for x
    x = 1,240,805,539,369.64/1,258,228.64
  6. Step 6: Final answer
    x = 986,152.68

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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.