Home / 1,865,038.80-2,799,631.80-1,155,867.60

Finding the Fourth Proportional to 1,865,038.80, 2,799,631.80 and 1,155,867.60

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Solution

The fourth proportional to 1,865,038.80, 2,799,631.80 and 1,155,867.60 is: 1,735,086.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,038.80 : 2,799,631.80 = 1,155,867.60 : x
  2. Step 2: Convert to fraction form
    1,865,038.80/2,799,631.80 = 1,155,867.60/x
  3. Step 3: Cross multiply
    1,865,038.80x = 2,799,631.80 × 1,155,867.60
  4. Step 4: Simplify right side
    1,865,038.80x = 3,236,003,689,549.68
  5. Step 5: Solve for x
    x = 3,236,003,689,549.68/1,865,038.80
  6. Step 6: Final answer
    x = 1,735,086.52

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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.