Home / 1,549,159.75-2,138,040.93-870,096.25

Finding the Fourth Proportional to 1,549,159.75, 2,138,040.93 and 870,096.25

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Solution

The fourth proportional to 1,549,159.75, 2,138,040.93 and 870,096.25 is: 1,200,845.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,159.75 : 2,138,040.93 = 870,096.25 : x
  2. Step 2: Convert to fraction form
    1,549,159.75/2,138,040.93 = 870,096.25/x
  3. Step 3: Cross multiply
    1,549,159.75x = 2,138,040.93 × 870,096.25
  4. Step 4: Simplify right side
    1,549,159.75x = 1,860,301,395,539.51
  5. Step 5: Solve for x
    x = 1,860,301,395,539.51/1,549,159.75
  6. Step 6: Final answer
    x = 1,200,845.42

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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.