Home / 2,518,622.20-3,475,779.78-1,430,873.92

Finding the Fourth Proportional to 2,518,622.20, 3,475,779.78 and 1,430,873.92

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Solution

The fourth proportional to 2,518,622.20, 3,475,779.78 and 1,430,873.92 is: 1,974,652.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518,622.20 : 3,475,779.78 = 1,430,873.92 : x
  2. Step 2: Convert to fraction form
    2,518,622.20/3,475,779.78 = 1,430,873.92/x
  3. Step 3: Cross multiply
    2,518,622.20x = 3,475,779.78 × 1,430,873.92
  4. Step 4: Simplify right side
    2,518,622.20x = 4,973,402,638,865.34
  5. Step 5: Solve for x
    x = 4,973,402,638,865.34/2,518,622.20
  6. Step 6: Final answer
    x = 1,974,652.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.