Home / 1,012,000.64-1,514,851.68-637,236.32

Finding the Fourth Proportional to 1,012,000.64, 1,514,851.68 and 637,236.32

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Solution

The fourth proportional to 1,012,000.64, 1,514,851.68 and 637,236.32 is: 953,871.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,000.64 : 1,514,851.68 = 637,236.32 : x
  2. Step 2: Convert to fraction form
    1,012,000.64/1,514,851.68 = 637,236.32/x
  3. Step 3: Cross multiply
    1,012,000.64x = 1,514,851.68 × 637,236.32
  4. Step 4: Simplify right side
    1,012,000.64x = 965,318,509,909.02
  5. Step 5: Solve for x
    x = 965,318,509,909.02/1,012,000.64
  6. Step 6: Final answer
    x = 953,871.44

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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.