Home / 1,783,119.42-2,674,669.77-435,289.14

Finding the Fourth Proportional to 1,783,119.42, 2,674,669.77 and 435,289.14

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Solution

The fourth proportional to 1,783,119.42, 2,674,669.77 and 435,289.14 is: 652,931.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,119.42 : 2,674,669.77 = 435,289.14 : x
  2. Step 2: Convert to fraction form
    1,783,119.42/2,674,669.77 = 435,289.14/x
  3. Step 3: Cross multiply
    1,783,119.42x = 2,674,669.77 × 435,289.14
  4. Step 4: Simplify right side
    1,783,119.42x = 1,164,254,703,967.30
  5. Step 5: Solve for x
    x = 1,164,254,703,967.30/1,783,119.42
  6. Step 6: Final answer
    x = 652,931.43

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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.