Home / 1,009,032.24-1,393,034.04-669,964.08

Finding the Fourth Proportional to 1,009,032.24, 1,393,034.04 and 669,964.08

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Solution

The fourth proportional to 1,009,032.24, 1,393,034.04 and 669,964.08 is: 924,928.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,032.24 : 1,393,034.04 = 669,964.08 : x
  2. Step 2: Convert to fraction form
    1,009,032.24/1,393,034.04 = 669,964.08/x
  3. Step 3: Cross multiply
    1,009,032.24x = 1,393,034.04 × 669,964.08
  4. Step 4: Simplify right side
    1,009,032.24x = 933,282,769,017.28
  5. Step 5: Solve for x
    x = 933,282,769,017.28/1,009,032.24
  6. Step 6: Final answer
    x = 924,928.59

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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.