Home / 1,730,252.40-2,595,378.60-1,643,647.20

Finding the Fourth Proportional to 1,730,252.40, 2,595,378.60 and 1,643,647.20

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Solution

The fourth proportional to 1,730,252.40, 2,595,378.60 and 1,643,647.20 is: 2,465,470.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730,252.40 : 2,595,378.60 = 1,643,647.20 : x
  2. Step 2: Convert to fraction form
    1,730,252.40/2,595,378.60 = 1,643,647.20/x
  3. Step 3: Cross multiply
    1,730,252.40x = 2,595,378.60 × 1,643,647.20
  4. Step 4: Simplify right side
    1,730,252.40x = 4,265,886,768,829.92
  5. Step 5: Solve for x
    x = 4,265,886,768,829.92/1,730,252.40
  6. Step 6: Final answer
    x = 2,465,470.80

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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.