Home / 1,242,652-1,861,603.35-1,041,535.48

Finding the Fourth Proportional to 1,242,652, 1,861,603.35 and 1,041,535.48

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Solution

The fourth proportional to 1,242,652, 1,861,603.35 and 1,041,535.48 is: 1,560,312.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,652 : 1,861,603.35 = 1,041,535.48 : x
  2. Step 2: Convert to fraction form
    1,242,652/1,861,603.35 = 1,041,535.48/x
  3. Step 3: Cross multiply
    1,242,652x = 1,861,603.35 × 1,041,535.48
  4. Step 4: Simplify right side
    1,242,652x = 1,938,925,938,711.86
  5. Step 5: Solve for x
    x = 1,938,925,938,711.86/1,242,652
  6. Step 6: Final answer
    x = 1,560,312.89

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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.