Home / 1,435,089.60-2,152,634.40-836,726.40

Finding the Fourth Proportional to 1,435,089.60, 2,152,634.40 and 836,726.40

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Solution

The fourth proportional to 1,435,089.60, 2,152,634.40 and 836,726.40 is: 1,255,089.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,089.60 : 2,152,634.40 = 836,726.40 : x
  2. Step 2: Convert to fraction form
    1,435,089.60/2,152,634.40 = 836,726.40/x
  3. Step 3: Cross multiply
    1,435,089.60x = 2,152,634.40 × 836,726.40
  4. Step 4: Simplify right side
    1,435,089.60x = 1,801,166,032,028.16
  5. Step 5: Solve for x
    x = 1,801,166,032,028.16/1,435,089.60
  6. Step 6: Final answer
    x = 1,255,089.60

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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.