Home / 1,570,055.22-2,166,670.08-881,631.36

Finding the Fourth Proportional to 1,570,055.22, 2,166,670.08 and 881,631.36

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Solution

The fourth proportional to 1,570,055.22, 2,166,670.08 and 881,631.36 is: 1,216,647.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,055.22 : 2,166,670.08 = 881,631.36 : x
  2. Step 2: Convert to fraction form
    1,570,055.22/2,166,670.08 = 881,631.36/x
  3. Step 3: Cross multiply
    1,570,055.22x = 2,166,670.08 × 881,631.36
  4. Step 4: Simplify right side
    1,570,055.22x = 1,910,204,289,301.71
  5. Step 5: Solve for x
    x = 1,910,204,289,301.71/1,570,055.22
  6. Step 6: Final answer
    x = 1,216,647.84

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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.