Home / 1,834,641.60-2,751,962.40-1,638,686.40

Finding the Fourth Proportional to 1,834,641.60, 2,751,962.40 and 1,638,686.40

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Solution

The fourth proportional to 1,834,641.60, 2,751,962.40 and 1,638,686.40 is: 2,458,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834,641.60 : 2,751,962.40 = 1,638,686.40 : x
  2. Step 2: Convert to fraction form
    1,834,641.60/2,751,962.40 = 1,638,686.40/x
  3. Step 3: Cross multiply
    1,834,641.60x = 2,751,962.40 × 1,638,686.40
  4. Step 4: Simplify right side
    1,834,641.60x = 4,509,603,358,191.36
  5. Step 5: Solve for x
    x = 4,509,603,358,191.36/1,834,641.60
  6. Step 6: Final answer
    x = 2,458,029.60

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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.