Home / 1,426,536.08-1,968,670.25-781,956.10

Finding the Fourth Proportional to 1,426,536.08, 1,968,670.25 and 781,956.10

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Solution

The fourth proportional to 1,426,536.08, 1,968,670.25 and 781,956.10 is: 1,079,127.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,536.08 : 1,968,670.25 = 781,956.10 : x
  2. Step 2: Convert to fraction form
    1,426,536.08/1,968,670.25 = 781,956.10/x
  3. Step 3: Cross multiply
    1,426,536.08x = 1,968,670.25 × 781,956.10
  4. Step 4: Simplify right side
    1,426,536.08x = 1,539,413,710,876.03
  5. Step 5: Solve for x
    x = 1,539,413,710,876.03/1,426,536.08
  6. Step 6: Final answer
    x = 1,079,127.08

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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.