Home / 1,342,225.60-1,852,270.08-738,613.60

Finding the Fourth Proportional to 1,342,225.60, 1,852,270.08 and 738,613.60

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Solution

The fourth proportional to 1,342,225.60, 1,852,270.08 and 738,613.60 is: 1,019,286.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,225.60 : 1,852,270.08 = 738,613.60 : x
  2. Step 2: Convert to fraction form
    1,342,225.60/1,852,270.08 = 738,613.60/x
  3. Step 3: Cross multiply
    1,342,225.60x = 1,852,270.08 × 738,613.60
  4. Step 4: Simplify right side
    1,342,225.60x = 1,368,111,871,961.09
  5. Step 5: Solve for x
    x = 1,368,111,871,961.09/1,342,225.60
  6. Step 6: Final answer
    x = 1,019,286.08

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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.