Home / 1,716,256.70-2,574,385.05-1,318,903.10

Finding the Fourth Proportional to 1,716,256.70, 2,574,385.05 and 1,318,903.10

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Solution

The fourth proportional to 1,716,256.70, 2,574,385.05 and 1,318,903.10 is: 1,978,354.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,256.70 : 2,574,385.05 = 1,318,903.10 : x
  2. Step 2: Convert to fraction form
    1,716,256.70/2,574,385.05 = 1,318,903.10/x
  3. Step 3: Cross multiply
    1,716,256.70x = 2,574,385.05 × 1,318,903.10
  4. Step 4: Simplify right side
    1,716,256.70x = 3,395,364,423,038.66
  5. Step 5: Solve for x
    x = 3,395,364,423,038.66/1,716,256.70
  6. Step 6: Final answer
    x = 1,978,354.65

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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.