Home / 1,258,533.40-1,737,419.88-852,779.56

Finding the Fourth Proportional to 1,258,533.40, 1,737,419.88 and 852,779.56

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Solution

The fourth proportional to 1,258,533.40, 1,737,419.88 and 852,779.56 is: 1,177,272.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,533.40 : 1,737,419.88 = 852,779.56 : x
  2. Step 2: Convert to fraction form
    1,258,533.40/1,737,419.88 = 852,779.56/x
  3. Step 3: Cross multiply
    1,258,533.40x = 1,737,419.88 × 852,779.56
  4. Step 4: Simplify right side
    1,258,533.40x = 1,481,636,160,801.65
  5. Step 5: Solve for x
    x = 1,481,636,160,801.65/1,258,533.40
  6. Step 6: Final answer
    x = 1,177,272.02

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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.