Home / 1,411,364.80-2,117,048.84-386,703.74

Finding the Fourth Proportional to 1,411,364.80, 2,117,048.84 and 386,703.74

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Solution

The fourth proportional to 1,411,364.80, 2,117,048.84 and 386,703.74 is: 580,056.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,364.80 : 2,117,048.84 = 386,703.74 : x
  2. Step 2: Convert to fraction form
    1,411,364.80/2,117,048.84 = 386,703.74/x
  3. Step 3: Cross multiply
    1,411,364.80x = 2,117,048.84 × 386,703.74
  4. Step 4: Simplify right side
    1,411,364.80x = 818,670,704,190.66
  5. Step 5: Solve for x
    x = 818,670,704,190.66/1,411,364.80
  6. Step 6: Final answer
    x = 580,056.06

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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.