Home / 2,075,999.04-2,864,916-1,216,802.88

Finding the Fourth Proportional to 2,075,999.04, 2,864,916 and 1,216,802.88

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Solution

The fourth proportional to 2,075,999.04, 2,864,916 and 1,216,802.88 is: 1,679,209.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,999.04 : 2,864,916 = 1,216,802.88 : x
  2. Step 2: Convert to fraction form
    2,075,999.04/2,864,916 = 1,216,802.88/x
  3. Step 3: Cross multiply
    2,075,999.04x = 2,864,916 × 1,216,802.88
  4. Step 4: Simplify right side
    2,075,999.04x = 3,486,038,039,758.08
  5. Step 5: Solve for x
    x = 3,486,038,039,758.08/2,075,999.04
  6. Step 6: Final answer
    x = 1,679,209.85

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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.