Home / 1,343,847.54-1,854,509.73-740,235.54

Finding the Fourth Proportional to 1,343,847.54, 1,854,509.73 and 740,235.54

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Solution

The fourth proportional to 1,343,847.54, 1,854,509.73 and 740,235.54 is: 1,021,525.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,847.54 : 1,854,509.73 = 740,235.54 : x
  2. Step 2: Convert to fraction form
    1,343,847.54/1,854,509.73 = 740,235.54/x
  3. Step 3: Cross multiply
    1,343,847.54x = 1,854,509.73 × 740,235.54
  4. Step 4: Simplify right side
    1,343,847.54x = 1,372,774,011,421.80
  5. Step 5: Solve for x
    x = 1,372,774,011,421.80/1,343,847.54
  6. Step 6: Final answer
    x = 1,021,525.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.