Home / 1,549,571.45-2,138,011.44-904,621.02

Finding the Fourth Proportional to 1,549,571.45, 2,138,011.44 and 904,621.02

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Solution

The fourth proportional to 1,549,571.45, 2,138,011.44 and 904,621.02 is: 1,248,145.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,571.45 : 2,138,011.44 = 904,621.02 : x
  2. Step 2: Convert to fraction form
    1,549,571.45/2,138,011.44 = 904,621.02/x
  3. Step 3: Cross multiply
    1,549,571.45x = 2,138,011.44 × 904,621.02
  4. Step 4: Simplify right side
    1,549,571.45x = 1,934,090,089,624.47
  5. Step 5: Solve for x
    x = 1,934,090,089,624.47/1,549,571.45
  6. Step 6: Final answer
    x = 1,248,145.15

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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.