Home / 1,470,372.80-2,205,559.20-524,811.20

Finding the Fourth Proportional to 1,470,372.80, 2,205,559.20 and 524,811.20

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Solution

The fourth proportional to 1,470,372.80, 2,205,559.20 and 524,811.20 is: 787,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,372.80 : 2,205,559.20 = 524,811.20 : x
  2. Step 2: Convert to fraction form
    1,470,372.80/2,205,559.20 = 524,811.20/x
  3. Step 3: Cross multiply
    1,470,372.80x = 2,205,559.20 × 524,811.20
  4. Step 4: Simplify right side
    1,470,372.80x = 1,157,502,170,423.04
  5. Step 5: Solve for x
    x = 1,157,502,170,423.04/1,470,372.80
  6. Step 6: Final answer
    x = 787,216.80

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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.