Home / 1,433,026.80-1,977,607.62-788,448.87

Finding the Fourth Proportional to 1,433,026.80, 1,977,607.62 and 788,448.87

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Solution

The fourth proportional to 1,433,026.80, 1,977,607.62 and 788,448.87 is: 1,088,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,026.80 : 1,977,607.62 = 788,448.87 : x
  2. Step 2: Convert to fraction form
    1,433,026.80/1,977,607.62 = 788,448.87/x
  3. Step 3: Cross multiply
    1,433,026.80x = 1,977,607.62 × 788,448.87
  4. Step 4: Simplify right side
    1,433,026.80x = 1,559,242,493,292.39
  5. Step 5: Solve for x
    x = 1,559,242,493,292.39/1,433,026.80
  6. Step 6: Final answer
    x = 1,088,076.30

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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.