Home / 1,184,007.80-1,776,011.70-385,364.60

Finding the Fourth Proportional to 1,184,007.80, 1,776,011.70 and 385,364.60

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Solution

The fourth proportional to 1,184,007.80, 1,776,011.70 and 385,364.60 is: 578,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,007.80 : 1,776,011.70 = 385,364.60 : x
  2. Step 2: Convert to fraction form
    1,184,007.80/1,776,011.70 = 385,364.60/x
  3. Step 3: Cross multiply
    1,184,007.80x = 1,776,011.70 × 385,364.60
  4. Step 4: Simplify right side
    1,184,007.80x = 684,412,038,365.82
  5. Step 5: Solve for x
    x = 684,412,038,365.82/1,184,007.80
  6. Step 6: Final answer
    x = 578,046.90

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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.