Home / 1,354,620.42-1,869,460.47-751,008.42

Finding the Fourth Proportional to 1,354,620.42, 1,869,460.47 and 751,008.42

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Solution

The fourth proportional to 1,354,620.42, 1,869,460.47 and 751,008.42 is: 1,036,438.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,620.42 : 1,869,460.47 = 751,008.42 : x
  2. Step 2: Convert to fraction form
    1,354,620.42/1,869,460.47 = 751,008.42/x
  3. Step 3: Cross multiply
    1,354,620.42x = 1,869,460.47 × 751,008.42
  4. Step 4: Simplify right side
    1,354,620.42x = 1,403,980,553,827.16
  5. Step 5: Solve for x
    x = 1,403,980,553,827.16/1,354,620.42
  6. Step 6: Final answer
    x = 1,036,438.35

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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.