Home / 1,711,206.40-2,566,809.60-1,628,262.40

Finding the Fourth Proportional to 1,711,206.40, 2,566,809.60 and 1,628,262.40

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Solution

The fourth proportional to 1,711,206.40, 2,566,809.60 and 1,628,262.40 is: 2,442,393.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,206.40 : 2,566,809.60 = 1,628,262.40 : x
  2. Step 2: Convert to fraction form
    1,711,206.40/2,566,809.60 = 1,628,262.40/x
  3. Step 3: Cross multiply
    1,711,206.40x = 2,566,809.60 × 1,628,262.40
  4. Step 4: Simplify right side
    1,711,206.40x = 4,179,439,559,639.04
  5. Step 5: Solve for x
    x = 4,179,439,559,639.04/1,711,206.40
  6. Step 6: Final answer
    x = 2,442,393.60

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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.