Home / 1,097,407.70-1,646,111.55-1,055,417.30

Finding the Fourth Proportional to 1,097,407.70, 1,646,111.55 and 1,055,417.30

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Solution

The fourth proportional to 1,097,407.70, 1,646,111.55 and 1,055,417.30 is: 1,583,125.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,407.70 : 1,646,111.55 = 1,055,417.30 : x
  2. Step 2: Convert to fraction form
    1,097,407.70/1,646,111.55 = 1,055,417.30/x
  3. Step 3: Cross multiply
    1,097,407.70x = 1,646,111.55 × 1,055,417.30
  4. Step 4: Simplify right side
    1,097,407.70x = 1,737,334,607,599.82
  5. Step 5: Solve for x
    x = 1,737,334,607,599.82/1,097,407.70
  6. Step 6: Final answer
    x = 1,583,125.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.