Home / 1,167,325.63-1,739,383.72-1,039,987.40

Finding the Fourth Proportional to 1,167,325.63, 1,739,383.72 and 1,039,987.40

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Solution

The fourth proportional to 1,167,325.63, 1,739,383.72 and 1,039,987.40 is: 1,549,642.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,325.63 : 1,739,383.72 = 1,039,987.40 : x
  2. Step 2: Convert to fraction form
    1,167,325.63/1,739,383.72 = 1,039,987.40/x
  3. Step 3: Cross multiply
    1,167,325.63x = 1,739,383.72 × 1,039,987.40
  4. Step 4: Simplify right side
    1,167,325.63x = 1,808,937,156,902.20
  5. Step 5: Solve for x
    x = 1,808,937,156,902.20/1,167,325.63
  6. Step 6: Final answer
    x = 1,549,642.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.