Home / 1,429,961.07-2,152,672.35-1,302,695.28

Finding the Fourth Proportional to 1,429,961.07, 2,152,672.35 and 1,302,695.28

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Solution

The fourth proportional to 1,429,961.07, 2,152,672.35 and 1,302,695.28 is: 1,961,085.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,961.07 : 2,152,672.35 = 1,302,695.28 : x
  2. Step 2: Convert to fraction form
    1,429,961.07/2,152,672.35 = 1,302,695.28/x
  3. Step 3: Cross multiply
    1,429,961.07x = 2,152,672.35 × 1,302,695.28
  4. Step 4: Simplify right side
    1,429,961.07x = 2,804,276,109,731.51
  5. Step 5: Solve for x
    x = 2,804,276,109,731.51/1,429,961.07
  6. Step 6: Final answer
    x = 1,961,085.63

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.