Home / 1,505,880.32-2,078,117.12-826,860.16

Finding the Fourth Proportional to 1,505,880.32, 2,078,117.12 and 826,860.16

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Solution

The fourth proportional to 1,505,880.32, 2,078,117.12 and 826,860.16 is: 1,141,068.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,880.32 : 2,078,117.12 = 826,860.16 : x
  2. Step 2: Convert to fraction form
    1,505,880.32/2,078,117.12 = 826,860.16/x
  3. Step 3: Cross multiply
    1,505,880.32x = 2,078,117.12 × 826,860.16
  4. Step 4: Simplify right side
    1,505,880.32x = 1,718,312,254,341.94
  5. Step 5: Solve for x
    x = 1,718,312,254,341.94/1,505,880.32
  6. Step 6: Final answer
    x = 1,141,068.27

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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.