Home / 1,335,426.16-1,842,889.95-723,585.56

Finding the Fourth Proportional to 1,335,426.16, 1,842,889.95 and 723,585.56

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Solution

The fourth proportional to 1,335,426.16, 1,842,889.95 and 723,585.56 is: 998,549.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,426.16 : 1,842,889.95 = 723,585.56 : x
  2. Step 2: Convert to fraction form
    1,335,426.16/1,842,889.95 = 723,585.56/x
  3. Step 3: Cross multiply
    1,335,426.16x = 1,842,889.95 × 723,585.56
  4. Step 4: Simplify right side
    1,335,426.16x = 1,333,488,556,489.12
  5. Step 5: Solve for x
    x = 1,333,488,556,489.12/1,335,426.16
  6. Step 6: Final answer
    x = 998,549.07

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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.