Home / 1,134,495-1,565,603.10-625,197.38

Finding the Fourth Proportional to 1,134,495, 1,565,603.10 and 625,197.38

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Solution

The fourth proportional to 1,134,495, 1,565,603.10 and 625,197.38 is: 862,772.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,495 : 1,565,603.10 = 625,197.38 : x
  2. Step 2: Convert to fraction form
    1,134,495/1,565,603.10 = 625,197.38/x
  3. Step 3: Cross multiply
    1,134,495x = 1,565,603.10 × 625,197.38
  4. Step 4: Simplify right side
    1,134,495x = 978,810,948,411.86
  5. Step 5: Solve for x
    x = 978,810,948,411.86/1,134,495
  6. Step 6: Final answer
    x = 862,772.38

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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.