Home / 1,868,505.60-2,803,449.60-606,374.40

Finding the Fourth Proportional to 1,868,505.60, 2,803,449.60 and 606,374.40

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Solution

The fourth proportional to 1,868,505.60, 2,803,449.60 and 606,374.40 is: 909,785.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,505.60 : 2,803,449.60 = 606,374.40 : x
  2. Step 2: Convert to fraction form
    1,868,505.60/2,803,449.60 = 606,374.40/x
  3. Step 3: Cross multiply
    1,868,505.60x = 2,803,449.60 × 606,374.40
  4. Step 4: Simplify right side
    1,868,505.60x = 1,699,940,069,130.24
  5. Step 5: Solve for x
    x = 1,699,940,069,130.24/1,868,505.60
  6. Step 6: Final answer
    x = 909,785.91

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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.