Home / 1,872,801.81-2,584,017.05-1,137,741.39

Finding the Fourth Proportional to 1,872,801.81, 2,584,017.05 and 1,137,741.39

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Solution

The fourth proportional to 1,872,801.81, 2,584,017.05 and 1,137,741.39 is: 1,569,810.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,801.81 : 2,584,017.05 = 1,137,741.39 : x
  2. Step 2: Convert to fraction form
    1,872,801.81/2,584,017.05 = 1,137,741.39/x
  3. Step 3: Cross multiply
    1,872,801.81x = 2,584,017.05 × 1,137,741.39
  4. Step 4: Simplify right side
    1,872,801.81x = 2,939,943,144,561.99
  5. Step 5: Solve for x
    x = 2,939,943,144,561.99/1,872,801.81
  6. Step 6: Final answer
    x = 1,569,810.07

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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.