Home / 1,782,478.61-2,459,803.74-966,700.30

Finding the Fourth Proportional to 1,782,478.61, 2,459,803.74 and 966,700.30

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Solution

The fourth proportional to 1,782,478.61, 2,459,803.74 and 966,700.30 is: 1,334,037.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,478.61 : 2,459,803.74 = 966,700.30 : x
  2. Step 2: Convert to fraction form
    1,782,478.61/2,459,803.74 = 966,700.30/x
  3. Step 3: Cross multiply
    1,782,478.61x = 2,459,803.74 × 966,700.30
  4. Step 4: Simplify right side
    1,782,478.61x = 2,377,893,001,100.10
  5. Step 5: Solve for x
    x = 2,377,893,001,100.10/1,782,478.61
  6. Step 6: Final answer
    x = 1,334,037.33

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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.