Home / 1,647,370.03-2,470,108.86-877,920.40

Finding the Fourth Proportional to 1,647,370.03, 2,470,108.86 and 877,920.40

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Solution

The fourth proportional to 1,647,370.03, 2,470,108.86 and 877,920.40 is: 1,316,376.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,370.03 : 2,470,108.86 = 877,920.40 : x
  2. Step 2: Convert to fraction form
    1,647,370.03/2,470,108.86 = 877,920.40/x
  3. Step 3: Cross multiply
    1,647,370.03x = 2,470,108.86 × 877,920.40
  4. Step 4: Simplify right side
    1,647,370.03x = 2,168,558,963,971.53
  5. Step 5: Solve for x
    x = 2,168,558,963,971.53/1,647,370.03
  6. Step 6: Final answer
    x = 1,316,376.36

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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.