Home / 1,064,525.20-1,597,225.20-390,929.20

Finding the Fourth Proportional to 1,064,525.20, 1,597,225.20 and 390,929.20

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Solution

The fourth proportional to 1,064,525.20, 1,597,225.20 and 390,929.20 is: 586,554.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,525.20 : 1,597,225.20 = 390,929.20 : x
  2. Step 2: Convert to fraction form
    1,064,525.20/1,597,225.20 = 390,929.20/x
  3. Step 3: Cross multiply
    1,064,525.20x = 1,597,225.20 × 390,929.20
  4. Step 4: Simplify right side
    1,064,525.20x = 624,401,969,655.84
  5. Step 5: Solve for x
    x = 624,401,969,655.84/1,064,525.20
  6. Step 6: Final answer
    x = 586,554.43

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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.