Home / 1,559,607.40-2,339,634.30-480,211.30

Finding the Fourth Proportional to 1,559,607.40, 2,339,634.30 and 480,211.30

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Solution

The fourth proportional to 1,559,607.40, 2,339,634.30 and 480,211.30 is: 720,385.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,607.40 : 2,339,634.30 = 480,211.30 : x
  2. Step 2: Convert to fraction form
    1,559,607.40/2,339,634.30 = 480,211.30/x
  3. Step 3: Cross multiply
    1,559,607.40x = 2,339,634.30 × 480,211.30
  4. Step 4: Simplify right side
    1,559,607.40x = 1,123,518,828,727.59
  5. Step 5: Solve for x
    x = 1,123,518,828,727.59/1,559,607.40
  6. Step 6: Final answer
    x = 720,385.67

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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.