Home / 1,768,746.92-2,440,878.91-1,004,842.40

Finding the Fourth Proportional to 1,768,746.92, 2,440,878.91 and 1,004,842.40

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Solution

The fourth proportional to 1,768,746.92, 2,440,878.91 and 1,004,842.40 is: 1,386,687.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,746.92 : 2,440,878.91 = 1,004,842.40 : x
  2. Step 2: Convert to fraction form
    1,768,746.92/2,440,878.91 = 1,004,842.40/x
  3. Step 3: Cross multiply
    1,768,746.92x = 2,440,878.91 × 1,004,842.40
  4. Step 4: Simplify right side
    1,768,746.92x = 2,452,698,607,317.28
  5. Step 5: Solve for x
    x = 2,452,698,607,317.28/1,768,746.92
  6. Step 6: Final answer
    x = 1,386,687.14

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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.