Home / 1,007,893.08-1,390,892.54-555,184.08

Finding the Fourth Proportional to 1,007,893.08, 1,390,892.54 and 555,184.08

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Solution

The fourth proportional to 1,007,893.08, 1,390,892.54 and 555,184.08 is: 766,154.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,893.08 : 1,390,892.54 = 555,184.08 : x
  2. Step 2: Convert to fraction form
    1,007,893.08/1,390,892.54 = 555,184.08/x
  3. Step 3: Cross multiply
    1,007,893.08x = 1,390,892.54 × 555,184.08
  4. Step 4: Simplify right side
    1,007,893.08x = 772,201,392,422.84
  5. Step 5: Solve for x
    x = 772,201,392,422.84/1,007,893.08
  6. Step 6: Final answer
    x = 766,154.08

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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.