Home / 1,184,620.81-1,776,929.85-385,901.08

Finding the Fourth Proportional to 1,184,620.81, 1,776,929.85 and 385,901.08

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Solution

The fourth proportional to 1,184,620.81, 1,776,929.85 and 385,901.08 is: 578,851.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,620.81 : 1,776,929.85 = 385,901.08 : x
  2. Step 2: Convert to fraction form
    1,184,620.81/1,776,929.85 = 385,901.08/x
  3. Step 3: Cross multiply
    1,184,620.81x = 1,776,929.85 × 385,901.08
  4. Step 4: Simplify right side
    1,184,620.81x = 685,719,148,199.24
  5. Step 5: Solve for x
    x = 685,719,148,199.24/1,184,620.81
  6. Step 6: Final answer
    x = 578,851.18

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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.