Home / 1,609,012.60-2,219,802.52-1,036,385.14

Finding the Fourth Proportional to 1,609,012.60, 2,219,802.52 and 1,036,385.14

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Solution

The fourth proportional to 1,609,012.60, 2,219,802.52 and 1,036,385.14 is: 1,429,802.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,012.60 : 2,219,802.52 = 1,036,385.14 : x
  2. Step 2: Convert to fraction form
    1,609,012.60/2,219,802.52 = 1,036,385.14/x
  3. Step 3: Cross multiply
    1,609,012.60x = 2,219,802.52 × 1,036,385.14
  4. Step 4: Simplify right side
    1,609,012.60x = 2,300,570,345,462.55
  5. Step 5: Solve for x
    x = 2,300,570,345,462.55/1,609,012.60
  6. Step 6: Final answer
    x = 1,429,802.57

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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.