Home / 1,125,482.62-1,688,362.72-367,121.32

Finding the Fourth Proportional to 1,125,482.62, 1,688,362.72 and 367,121.32

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Solution

The fourth proportional to 1,125,482.62, 1,688,362.72 and 367,121.32 is: 550,727.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,482.62 : 1,688,362.72 = 367,121.32 : x
  2. Step 2: Convert to fraction form
    1,125,482.62/1,688,362.72 = 367,121.32/x
  3. Step 3: Cross multiply
    1,125,482.62x = 1,688,362.72 × 367,121.32
  4. Step 4: Simplify right side
    1,125,482.62x = 619,833,950,405.19
  5. Step 5: Solve for x
    x = 619,833,950,405.19/1,125,482.62
  6. Step 6: Final answer
    x = 550,727.25

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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.