Home / 1,575,698.40-2,363,839.20-510,775.20

Finding the Fourth Proportional to 1,575,698.40, 2,363,839.20 and 510,775.20

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Solution

The fourth proportional to 1,575,698.40, 2,363,839.20 and 510,775.20 is: 766,257.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,698.40 : 2,363,839.20 = 510,775.20 : x
  2. Step 2: Convert to fraction form
    1,575,698.40/2,363,839.20 = 510,775.20/x
  3. Step 3: Cross multiply
    1,575,698.40x = 2,363,839.20 × 510,775.20
  4. Step 4: Simplify right side
    1,575,698.40x = 1,207,390,440,147.84
  5. Step 5: Solve for x
    x = 1,207,390,440,147.84/1,575,698.40
  6. Step 6: Final answer
    x = 766,257.32

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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.