Home / 1,576,821.60-2,365,232.40-778,226.40

Finding the Fourth Proportional to 1,576,821.60, 2,365,232.40 and 778,226.40

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Solution

The fourth proportional to 1,576,821.60, 2,365,232.40 and 778,226.40 is: 1,167,339.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,821.60 : 2,365,232.40 = 778,226.40 : x
  2. Step 2: Convert to fraction form
    1,576,821.60/2,365,232.40 = 778,226.40/x
  3. Step 3: Cross multiply
    1,576,821.60x = 2,365,232.40 × 778,226.40
  4. Step 4: Simplify right side
    1,576,821.60x = 1,840,686,295,815.36
  5. Step 5: Solve for x
    x = 1,840,686,295,815.36/1,576,821.60
  6. Step 6: Final answer
    x = 1,167,339.60

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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.