Home / 2,075,995.80-2,864,894.94-1,217,064.60

Finding the Fourth Proportional to 2,075,995.80, 2,864,894.94 and 1,217,064.60

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Solution

The fourth proportional to 2,075,995.80, 2,864,894.94 and 1,217,064.60 is: 1,679,561.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,995.80 : 2,864,894.94 = 1,217,064.60 : x
  2. Step 2: Convert to fraction form
    2,075,995.80/2,864,894.94 = 1,217,064.60/x
  3. Step 3: Cross multiply
    2,075,995.80x = 2,864,894.94 × 1,217,064.60
  4. Step 4: Simplify right side
    2,075,995.80x = 3,486,762,214,193.12
  5. Step 5: Solve for x
    x = 3,486,762,214,193.12/2,075,995.80
  6. Step 6: Final answer
    x = 1,679,561.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.