Home / 1,863,386.25-2,571,448.32-1,036,454.20

Finding the Fourth Proportional to 1,863,386.25, 2,571,448.32 and 1,036,454.20

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Solution

The fourth proportional to 1,863,386.25, 2,571,448.32 and 1,036,454.20 is: 1,430,293.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,386.25 : 2,571,448.32 = 1,036,454.20 : x
  2. Step 2: Convert to fraction form
    1,863,386.25/2,571,448.32 = 1,036,454.20/x
  3. Step 3: Cross multiply
    1,863,386.25x = 2,571,448.32 × 1,036,454.20
  4. Step 4: Simplify right side
    1,863,386.25x = 2,665,188,411,346.94
  5. Step 5: Solve for x
    x = 2,665,188,411,346.94/1,863,386.25
  6. Step 6: Final answer
    x = 1,430,293.05

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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.