Home / 1,897,555.63-2,831,429.52-1,781,741.13

Finding the Fourth Proportional to 1,897,555.63, 2,831,429.52 and 1,781,741.13

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Solution

The fourth proportional to 1,897,555.63, 2,831,429.52 and 1,781,741.13 is: 2,658,617.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,555.63 : 2,831,429.52 = 1,781,741.13 : x
  2. Step 2: Convert to fraction form
    1,897,555.63/2,831,429.52 = 1,781,741.13/x
  3. Step 3: Cross multiply
    1,897,555.63x = 2,831,429.52 × 1,781,741.13
  4. Step 4: Simplify right side
    1,897,555.63x = 5,044,874,432,480.16
  5. Step 5: Solve for x
    x = 5,044,874,432,480.16/1,897,555.63
  6. Step 6: Final answer
    x = 2,658,617.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.