Home / 2,307,831.24-3,184,929.40-1,390,349.22

Finding the Fourth Proportional to 2,307,831.24, 3,184,929.40 and 1,390,349.22

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Solution

The fourth proportional to 2,307,831.24, 3,184,929.40 and 1,390,349.22 is: 1,918,755.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307,831.24 : 3,184,929.40 = 1,390,349.22 : x
  2. Step 2: Convert to fraction form
    2,307,831.24/3,184,929.40 = 1,390,349.22/x
  3. Step 3: Cross multiply
    2,307,831.24x = 3,184,929.40 × 1,390,349.22
  4. Step 4: Simplify right side
    2,307,831.24x = 4,428,164,107,045.07
  5. Step 5: Solve for x
    x = 4,428,164,107,045.07/2,307,831.24
  6. Step 6: Final answer
    x = 1,918,755.60

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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.