Home / 816,847.80-1,225,271.70-501,482.40

Finding the Fourth Proportional to 816,847.80, 1,225,271.70 and 501,482.40

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Solution

The fourth proportional to 816,847.80, 1,225,271.70 and 501,482.40 is: 752,223.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,847.80 : 1,225,271.70 = 501,482.40 : x
  2. Step 2: Convert to fraction form
    816,847.80/1,225,271.70 = 501,482.40/x
  3. Step 3: Cross multiply
    816,847.80x = 1,225,271.70 × 501,482.40
  4. Step 4: Simplify right side
    816,847.80x = 614,452,192,768.08
  5. Step 5: Solve for x
    x = 614,452,192,768.08/816,847.80
  6. Step 6: Final answer
    x = 752,223.60

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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.