Home / 1,426,412.53-2,139,743.33-361,454.63

Finding the Fourth Proportional to 1,426,412.53, 2,139,743.33 and 361,454.63

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Solution

The fourth proportional to 1,426,412.53, 2,139,743.33 and 361,454.63 is: 542,213.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,412.53 : 2,139,743.33 = 361,454.63 : x
  2. Step 2: Convert to fraction form
    1,426,412.53/2,139,743.33 = 361,454.63/x
  3. Step 3: Cross multiply
    1,426,412.53x = 2,139,743.33 × 361,454.63
  4. Step 4: Simplify right side
    1,426,412.53x = 773,420,130,540.79
  5. Step 5: Solve for x
    x = 773,420,130,540.79/1,426,412.53
  6. Step 6: Final answer
    x = 542,213.50

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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.