Home / 1,783,119.39-2,674,669.80-435,289.11

Finding the Fourth Proportional to 1,783,119.39, 2,674,669.80 and 435,289.11

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Solution

The fourth proportional to 1,783,119.39, 2,674,669.80 and 435,289.11 is: 652,931.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,119.39 : 2,674,669.80 = 435,289.11 : x
  2. Step 2: Convert to fraction form
    1,783,119.39/2,674,669.80 = 435,289.11/x
  3. Step 3: Cross multiply
    1,783,119.39x = 2,674,669.80 × 435,289.11
  4. Step 4: Simplify right side
    1,783,119.39x = 1,164,254,636,785.88
  5. Step 5: Solve for x
    x = 1,164,254,636,785.88/1,783,119.39
  6. Step 6: Final answer
    x = 652,931.40

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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.