Home / 1,076,555.55-1,614,779.67-402,587.31

Finding the Fourth Proportional to 1,076,555.55, 1,614,779.67 and 402,587.31

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Solution

The fourth proportional to 1,076,555.55, 1,614,779.67 and 402,587.31 is: 603,860.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,555.55 : 1,614,779.67 = 402,587.31 : x
  2. Step 2: Convert to fraction form
    1,076,555.55/1,614,779.67 = 402,587.31/x
  3. Step 3: Cross multiply
    1,076,555.55x = 1,614,779.67 × 402,587.31
  4. Step 4: Simplify right side
    1,076,555.55x = 650,089,802,069.98
  5. Step 5: Solve for x
    x = 650,089,802,069.98/1,076,555.55
  6. Step 6: Final answer
    x = 603,860.90

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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.