Home / 1,035,518.28-1,427,792.47-708,989.64

Finding the Fourth Proportional to 1,035,518.28, 1,427,792.47 and 708,989.64

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Solution

The fourth proportional to 1,035,518.28, 1,427,792.47 and 708,989.64 is: 977,568.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,518.28 : 1,427,792.47 = 708,989.64 : x
  2. Step 2: Convert to fraction form
    1,035,518.28/1,427,792.47 = 708,989.64/x
  3. Step 3: Cross multiply
    1,035,518.28x = 1,427,792.47 × 708,989.64
  4. Step 4: Simplify right side
    1,035,518.28x = 1,012,290,069,300.01
  5. Step 5: Solve for x
    x = 1,012,290,069,300.01/1,035,518.28
  6. Step 6: Final answer
    x = 977,568.52

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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.