Home / 1,157,296.55-1,600,115.38-1,013,643.45

Finding the Fourth Proportional to 1,157,296.55, 1,600,115.38 and 1,013,643.45

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Solution

The fourth proportional to 1,157,296.55, 1,600,115.38 and 1,013,643.45 is: 1,401,495.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,296.55 : 1,600,115.38 = 1,013,643.45 : x
  2. Step 2: Convert to fraction form
    1,157,296.55/1,600,115.38 = 1,013,643.45/x
  3. Step 3: Cross multiply
    1,157,296.55x = 1,600,115.38 × 1,013,643.45
  4. Step 4: Simplify right side
    1,157,296.55x = 1,621,946,471,647.15
  5. Step 5: Solve for x
    x = 1,621,946,471,647.15/1,157,296.55
  6. Step 6: Final answer
    x = 1,401,495.99

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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.