Home / 1,522,159.57-2,100,068.40-877,565.62

Finding the Fourth Proportional to 1,522,159.57, 2,100,068.40 and 877,565.62

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Solution

The fourth proportional to 1,522,159.57, 2,100,068.40 and 877,565.62 is: 1,210,745.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,159.57 : 2,100,068.40 = 877,565.62 : x
  2. Step 2: Convert to fraction form
    1,522,159.57/2,100,068.40 = 877,565.62/x
  3. Step 3: Cross multiply
    1,522,159.57x = 2,100,068.40 × 877,565.62
  4. Step 4: Simplify right side
    1,522,159.57x = 1,842,947,827,488.41
  5. Step 5: Solve for x
    x = 1,842,947,827,488.41/1,522,159.57
  6. Step 6: Final answer
    x = 1,210,745.49

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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.