Home / 1,119,276.40-1,678,914.60-361,116.40

Finding the Fourth Proportional to 1,119,276.40, 1,678,914.60 and 361,116.40

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Solution

The fourth proportional to 1,119,276.40, 1,678,914.60 and 361,116.40 is: 541,674.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,276.40 : 1,678,914.60 = 361,116.40 : x
  2. Step 2: Convert to fraction form
    1,119,276.40/1,678,914.60 = 361,116.40/x
  3. Step 3: Cross multiply
    1,119,276.40x = 1,678,914.60 × 361,116.40
  4. Step 4: Simplify right side
    1,119,276.40x = 606,283,596,259.44
  5. Step 5: Solve for x
    x = 606,283,596,259.44/1,119,276.40
  6. Step 6: Final answer
    x = 541,674.60

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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.