Home / 1,921,282.02-2,881,819.08-974,628.18

Finding the Fourth Proportional to 1,921,282.02, 2,881,819.08 and 974,628.18

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Solution

The fourth proportional to 1,921,282.02, 2,881,819.08 and 974,628.18 is: 1,461,889.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,282.02 : 2,881,819.08 = 974,628.18 : x
  2. Step 2: Convert to fraction form
    1,921,282.02/2,881,819.08 = 974,628.18/x
  3. Step 3: Cross multiply
    1,921,282.02x = 2,881,819.08 × 974,628.18
  4. Step 4: Simplify right side
    1,921,282.02x = 2,808,702,085,029.67
  5. Step 5: Solve for x
    x = 2,808,702,085,029.67/1,921,282.02
  6. Step 6: Final answer
    x = 1,461,889.54

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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.