Home / 1,160,018.72-1,739,612.84-401,656.62

Finding the Fourth Proportional to 1,160,018.72, 1,739,612.84 and 401,656.62

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Solution

The fourth proportional to 1,160,018.72, 1,739,612.84 and 401,656.62 is: 602,341.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,018.72 : 1,739,612.84 = 401,656.62 : x
  2. Step 2: Convert to fraction form
    1,160,018.72/1,739,612.84 = 401,656.62/x
  3. Step 3: Cross multiply
    1,160,018.72x = 1,739,612.84 × 401,656.62
  4. Step 4: Simplify right side
    1,160,018.72x = 698,727,013,423.00
  5. Step 5: Solve for x
    x = 698,727,013,423.00/1,160,018.72
  6. Step 6: Final answer
    x = 602,341.16

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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.