Home / 2,209,136.80-3,313,510.80-611,557.60

Finding the Fourth Proportional to 2,209,136.80, 3,313,510.80 and 611,557.60

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Solution

The fourth proportional to 2,209,136.80, 3,313,510.80 and 611,557.60 is: 917,282.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,136.80 : 3,313,510.80 = 611,557.60 : x
  2. Step 2: Convert to fraction form
    2,209,136.80/3,313,510.80 = 611,557.60/x
  3. Step 3: Cross multiply
    2,209,136.80x = 3,313,510.80 × 611,557.60
  4. Step 4: Simplify right side
    2,209,136.80x = 2,026,402,712,422.08
  5. Step 5: Solve for x
    x = 2,026,402,712,422.08/2,209,136.80
  6. Step 6: Final answer
    x = 917,282.58

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1.5x scale

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.