Home / 1,235,244.10-1,852,405.35-487,135.30

Finding the Fourth Proportional to 1,235,244.10, 1,852,405.35 and 487,135.30

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Solution

The fourth proportional to 1,235,244.10, 1,852,405.35 and 487,135.30 is: 730,521.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,244.10 : 1,852,405.35 = 487,135.30 : x
  2. Step 2: Convert to fraction form
    1,235,244.10/1,852,405.35 = 487,135.30/x
  3. Step 3: Cross multiply
    1,235,244.10x = 1,852,405.35 × 487,135.30
  4. Step 4: Simplify right side
    1,235,244.10x = 902,372,035,893.86
  5. Step 5: Solve for x
    x = 902,372,035,893.86/1,235,244.10
  6. Step 6: Final answer
    x = 730,521.23

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1.5x scale

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.