Home / 1,909,985.03-2,636,153.81-1,094,735.22

Finding the Fourth Proportional to 1,909,985.03, 2,636,153.81 and 1,094,735.22

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Solution

The fourth proportional to 1,909,985.03, 2,636,153.81 and 1,094,735.22 is: 1,510,949.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,985.03 : 2,636,153.81 = 1,094,735.22 : x
  2. Step 2: Convert to fraction form
    1,909,985.03/2,636,153.81 = 1,094,735.22/x
  3. Step 3: Cross multiply
    1,909,985.03x = 2,636,153.81 × 1,094,735.22
  4. Step 4: Simplify right side
    1,909,985.03x = 2,885,890,409,890.19
  5. Step 5: Solve for x
    x = 2,885,890,409,890.19/1,909,985.03
  6. Step 6: Final answer
    x = 1,510,949.23

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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.