Home / 1,134,750.40-1,565,516.48-651,140.80

Finding the Fourth Proportional to 1,134,750.40, 1,565,516.48 and 651,140.80

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Solution

The fourth proportional to 1,134,750.40, 1,565,516.48 and 651,140.80 is: 898,322.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,750.40 : 1,565,516.48 = 651,140.80 : x
  2. Step 2: Convert to fraction form
    1,134,750.40/1,565,516.48 = 651,140.80/x
  3. Step 3: Cross multiply
    1,134,750.40x = 1,565,516.48 × 651,140.80
  4. Step 4: Simplify right side
    1,134,750.40x = 1,019,371,653,200.38
  5. Step 5: Solve for x
    x = 1,019,371,653,200.38/1,134,750.40
  6. Step 6: Final answer
    x = 898,322.36

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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.