Home / 1,342,102-1,852,113.72-738,502.96

Finding the Fourth Proportional to 1,342,102, 1,852,113.72 and 738,502.96

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Solution

The fourth proportional to 1,342,102, 1,852,113.72 and 738,502.96 is: 1,019,141.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,102 : 1,852,113.72 = 738,502.96 : x
  2. Step 2: Convert to fraction form
    1,342,102/1,852,113.72 = 738,502.96/x
  3. Step 3: Cross multiply
    1,342,102x = 1,852,113.72 × 738,502.96
  4. Step 4: Simplify right side
    1,342,102x = 1,367,791,464,476.61
  5. Step 5: Solve for x
    x = 1,367,791,464,476.61/1,342,102
  6. Step 6: Final answer
    x = 1,019,141.22

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1.5x scale

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.