Home / 1,001,989.68-1,502,987.57-243,831.29

Finding the Fourth Proportional to 1,001,989.68, 1,502,987.57 and 243,831.29

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Solution

The fourth proportional to 1,001,989.68, 1,502,987.57 and 243,831.29 is: 365,747.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,989.68 : 1,502,987.57 = 243,831.29 : x
  2. Step 2: Convert to fraction form
    1,001,989.68/1,502,987.57 = 243,831.29/x
  3. Step 3: Cross multiply
    1,001,989.68x = 1,502,987.57 × 243,831.29
  4. Step 4: Simplify right side
    1,001,989.68x = 366,475,389,312.97
  5. Step 5: Solve for x
    x = 366,475,389,312.97/1,001,989.68
  6. Step 6: Final answer
    x = 365,747.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.