Home / 1,075,095.86-1,611,210.56-400,497.89

Finding the Fourth Proportional to 1,075,095.86, 1,611,210.56 and 400,497.89

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Solution

The fourth proportional to 1,075,095.86, 1,611,210.56 and 400,497.89 is: 600,212.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,095.86 : 1,611,210.56 = 400,497.89 : x
  2. Step 2: Convert to fraction form
    1,075,095.86/1,611,210.56 = 400,497.89/x
  3. Step 3: Cross multiply
    1,075,095.86x = 1,611,210.56 × 400,497.89
  4. Step 4: Simplify right side
    1,075,095.86x = 645,286,419,567.18
  5. Step 5: Solve for x
    x = 645,286,419,567.18/1,075,095.86
  6. Step 6: Final answer
    x = 600,212.92

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Double scale
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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.