Home / 1,320,582.42-1,818,323.13-1,031,362.26

Finding the Fourth Proportional to 1,320,582.42, 1,818,323.13 and 1,031,362.26

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Solution

The fourth proportional to 1,320,582.42, 1,818,323.13 and 1,031,362.26 is: 1,420,093.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,582.42 : 1,818,323.13 = 1,031,362.26 : x
  2. Step 2: Convert to fraction form
    1,320,582.42/1,818,323.13 = 1,031,362.26/x
  3. Step 3: Cross multiply
    1,320,582.42x = 1,818,323.13 × 1,031,362.26
  4. Step 4: Simplify right side
    1,320,582.42x = 1,875,349,852,767.07
  5. Step 5: Solve for x
    x = 1,875,349,852,767.07/1,320,582.42
  6. Step 6: Final answer
    x = 1,420,093.00

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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.