Home / 1,698,885.60-2,548,328.40-1,633,567.20

Finding the Fourth Proportional to 1,698,885.60, 2,548,328.40 and 1,633,567.20

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Solution

The fourth proportional to 1,698,885.60, 2,548,328.40 and 1,633,567.20 is: 2,450,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,885.60 : 2,548,328.40 = 1,633,567.20 : x
  2. Step 2: Convert to fraction form
    1,698,885.60/2,548,328.40 = 1,633,567.20/x
  3. Step 3: Cross multiply
    1,698,885.60x = 2,548,328.40 × 1,633,567.20
  4. Step 4: Simplify right side
    1,698,885.60x = 4,162,865,689,068.48
  5. Step 5: Solve for x
    x = 4,162,865,689,068.48/1,698,885.60
  6. Step 6: Final answer
    x = 2,450,350.80

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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.