Home / 1,663,167.02-2,295,166.14-928,113.60

Finding the Fourth Proportional to 1,663,167.02, 2,295,166.14 and 928,113.60

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Solution

The fourth proportional to 1,663,167.02, 2,295,166.14 and 928,113.60 is: 1,280,794.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,167.02 : 2,295,166.14 = 928,113.60 : x
  2. Step 2: Convert to fraction form
    1,663,167.02/2,295,166.14 = 928,113.60/x
  3. Step 3: Cross multiply
    1,663,167.02x = 2,295,166.14 × 928,113.60
  4. Step 4: Simplify right side
    1,663,167.02x = 2,130,174,908,793.50
  5. Step 5: Solve for x
    x = 2,130,174,908,793.50/1,663,167.02
  6. Step 6: Final answer
    x = 1,280,794.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.