Home / 1,221,437.55-1,832,156.33-1,025,482.35

Finding the Fourth Proportional to 1,221,437.55, 1,832,156.33 and 1,025,482.35

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Solution

The fourth proportional to 1,221,437.55, 1,832,156.33 and 1,025,482.35 is: 1,538,223.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,437.55 : 1,832,156.33 = 1,025,482.35 : x
  2. Step 2: Convert to fraction form
    1,221,437.55/1,832,156.33 = 1,025,482.35/x
  3. Step 3: Cross multiply
    1,221,437.55x = 1,832,156.33 × 1,025,482.35
  4. Step 4: Simplify right side
    1,221,437.55x = 1,878,843,973,728.36
  5. Step 5: Solve for x
    x = 1,878,843,973,728.36/1,221,437.55
  6. Step 6: Final answer
    x = 1,538,223.53

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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.