Home / 2,985,533.64-4,118,739-1,897,222.52

Finding the Fourth Proportional to 2,985,533.64, 4,118,739 and 1,897,222.52

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Solution

The fourth proportional to 2,985,533.64, 4,118,739 and 1,897,222.52 is: 2,617,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,533.64 : 4,118,739 = 1,897,222.52 : x
  2. Step 2: Convert to fraction form
    2,985,533.64/4,118,739 = 1,897,222.52/x
  3. Step 3: Cross multiply
    2,985,533.64x = 4,118,739 × 1,897,222.52
  4. Step 4: Simplify right side
    2,985,533.64x = 7,814,164,384,802.28
  5. Step 5: Solve for x
    x = 7,814,164,384,802.28/2,985,533.64
  6. Step 6: Final answer
    x = 2,617,342.60

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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.