Home / 1,458,438.40-2,187,657.60-953,569.45

Finding the Fourth Proportional to 1,458,438.40, 2,187,657.60 and 953,569.45

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Solution

The fourth proportional to 1,458,438.40, 2,187,657.60 and 953,569.45 is: 1,430,354.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,438.40 : 2,187,657.60 = 953,569.45 : x
  2. Step 2: Convert to fraction form
    1,458,438.40/2,187,657.60 = 953,569.45/x
  3. Step 3: Cross multiply
    1,458,438.40x = 2,187,657.60 × 953,569.45
  4. Step 4: Simplify right side
    1,458,438.40x = 2,086,083,454,420.32
  5. Step 5: Solve for x
    x = 2,086,083,454,420.32/1,458,438.40
  6. Step 6: Final answer
    x = 1,430,354.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.