Home / 1,184,389.14-1,776,185.90-385,482.81

Finding the Fourth Proportional to 1,184,389.14, 1,776,185.90 and 385,482.81

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Solution

The fourth proportional to 1,184,389.14, 1,776,185.90 and 385,482.81 is: 578,094.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,389.14 : 1,776,185.90 = 385,482.81 : x
  2. Step 2: Convert to fraction form
    1,184,389.14/1,776,185.90 = 385,482.81/x
  3. Step 3: Cross multiply
    1,184,389.14x = 1,776,185.90 × 385,482.81
  4. Step 4: Simplify right side
    1,184,389.14x = 684,689,131,814.38
  5. Step 5: Solve for x
    x = 684,689,131,814.38/1,184,389.14
  6. Step 6: Final answer
    x = 578,094.74

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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.