Home / 1,075,979.08-1,484,855.58-617,111.38

Finding the Fourth Proportional to 1,075,979.08, 1,484,855.58 and 617,111.38

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Solution

The fourth proportional to 1,075,979.08, 1,484,855.58 and 617,111.38 is: 851,616.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,979.08 : 1,484,855.58 = 617,111.38 : x
  2. Step 2: Convert to fraction form
    1,075,979.08/1,484,855.58 = 617,111.38/x
  3. Step 3: Cross multiply
    1,075,979.08x = 1,484,855.58 × 617,111.38
  4. Step 4: Simplify right side
    1,075,979.08x = 916,321,276,074.50
  5. Step 5: Solve for x
    x = 916,321,276,074.50/1,075,979.08
  6. Step 6: Final answer
    x = 851,616.26

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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.