Home / 1,377,457.80-2,064,169.80-1,235,302.80

Finding the Fourth Proportional to 1,377,457.80, 2,064,169.80 and 1,235,302.80

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Solution

The fourth proportional to 1,377,457.80, 2,064,169.80 and 1,235,302.80 is: 1,851,145.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,457.80 : 2,064,169.80 = 1,235,302.80 : x
  2. Step 2: Convert to fraction form
    1,377,457.80/2,064,169.80 = 1,235,302.80/x
  3. Step 3: Cross multiply
    1,377,457.80x = 2,064,169.80 × 1,235,302.80
  4. Step 4: Simplify right side
    1,377,457.80x = 2,549,874,733,615.44
  5. Step 5: Solve for x
    x = 2,549,874,733,615.44/1,377,457.80
  6. Step 6: Final answer
    x = 1,851,145.45

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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.