Home / 1,868,390.10-2,803,276.35-606,258.90

Finding the Fourth Proportional to 1,868,390.10, 2,803,276.35 and 606,258.90

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Solution

The fourth proportional to 1,868,390.10, 2,803,276.35 and 606,258.90 is: 909,612.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,390.10 : 2,803,276.35 = 606,258.90 : x
  2. Step 2: Convert to fraction form
    1,868,390.10/2,803,276.35 = 606,258.90/x
  3. Step 3: Cross multiply
    1,868,390.10x = 2,803,276.35 × 606,258.90
  4. Step 4: Simplify right side
    1,868,390.10x = 1,699,511,236,347.02
  5. Step 5: Solve for x
    x = 1,699,511,236,347.02/1,868,390.10
  6. Step 6: Final answer
    x = 909,612.63

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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.