Home / 1,342,776.51-1,853,055.20-730,946.79

Finding the Fourth Proportional to 1,342,776.51, 1,853,055.20 and 730,946.79

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Solution

The fourth proportional to 1,342,776.51, 1,853,055.20 and 730,946.79 is: 1,008,719.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,776.51 : 1,853,055.20 = 730,946.79 : x
  2. Step 2: Convert to fraction form
    1,342,776.51/1,853,055.20 = 730,946.79/x
  3. Step 3: Cross multiply
    1,342,776.51x = 1,853,055.20 × 730,946.79
  4. Step 4: Simplify right side
    1,342,776.51x = 1,354,484,750,132.81
  5. Step 5: Solve for x
    x = 1,354,484,750,132.81/1,342,776.51
  6. Step 6: Final answer
    x = 1,008,719.43

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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.