Home / 1,275,875.60-1,913,813.40-567,287.60

Finding the Fourth Proportional to 1,275,875.60, 1,913,813.40 and 567,287.60

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Solution

The fourth proportional to 1,275,875.60, 1,913,813.40 and 567,287.60 is: 850,931.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,875.60 : 1,913,813.40 = 567,287.60 : x
  2. Step 2: Convert to fraction form
    1,275,875.60/1,913,813.40 = 567,287.60/x
  3. Step 3: Cross multiply
    1,275,875.60x = 1,913,813.40 × 567,287.60
  4. Step 4: Simplify right side
    1,275,875.60x = 1,085,682,610,533.84
  5. Step 5: Solve for x
    x = 1,085,682,610,533.84/1,275,875.60
  6. Step 6: Final answer
    x = 850,931.40

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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.