Home / 1,710,477.90-2,565,388.80-512,439.30

Finding the Fourth Proportional to 1,710,477.90, 2,565,388.80 and 512,439.30

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Solution

The fourth proportional to 1,710,477.90, 2,565,388.80 and 512,439.30 is: 768,560.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,477.90 : 2,565,388.80 = 512,439.30 : x
  2. Step 2: Convert to fraction form
    1,710,477.90/2,565,388.80 = 512,439.30/x
  3. Step 3: Cross multiply
    1,710,477.90x = 2,565,388.80 × 512,439.30
  4. Step 4: Simplify right side
    1,710,477.90x = 1,314,606,040,899.84
  5. Step 5: Solve for x
    x = 1,314,606,040,899.84/1,710,477.90
  6. Step 6: Final answer
    x = 768,560.67

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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.