Home / 1,184,122.50-1,634,127.93-647,578.50

Finding the Fourth Proportional to 1,184,122.50, 1,634,127.93 and 647,578.50

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Solution

The fourth proportional to 1,184,122.50, 1,634,127.93 and 647,578.50 is: 893,679.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,122.50 : 1,634,127.93 = 647,578.50 : x
  2. Step 2: Convert to fraction form
    1,184,122.50/1,634,127.93 = 647,578.50/x
  3. Step 3: Cross multiply
    1,184,122.50x = 1,634,127.93 × 647,578.50
  4. Step 4: Simplify right side
    1,184,122.50x = 1,058,226,113,717.51
  5. Step 5: Solve for x
    x = 1,058,226,113,717.51/1,184,122.50
  6. Step 6: Final answer
    x = 893,679.59

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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.