Home / 1,590,723.36-2,386,085.04-1,309,650.12

Finding the Fourth Proportional to 1,590,723.36, 2,386,085.04 and 1,309,650.12

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Solution

The fourth proportional to 1,590,723.36, 2,386,085.04 and 1,309,650.12 is: 1,964,475.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,723.36 : 2,386,085.04 = 1,309,650.12 : x
  2. Step 2: Convert to fraction form
    1,590,723.36/2,386,085.04 = 1,309,650.12/x
  3. Step 3: Cross multiply
    1,590,723.36x = 2,386,085.04 × 1,309,650.12
  4. Step 4: Simplify right side
    1,590,723.36x = 3,124,936,558,966.21
  5. Step 5: Solve for x
    x = 3,124,936,558,966.21/1,590,723.36
  6. Step 6: Final answer
    x = 1,964,475.18

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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.