Home / 1,780,788.80-2,457,474.72-975,970.88

Finding the Fourth Proportional to 1,780,788.80, 2,457,474.72 and 975,970.88

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Solution

The fourth proportional to 1,780,788.80, 2,457,474.72 and 975,970.88 is: 1,346,832.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,788.80 : 2,457,474.72 = 975,970.88 : x
  2. Step 2: Convert to fraction form
    1,780,788.80/2,457,474.72 = 975,970.88/x
  3. Step 3: Cross multiply
    1,780,788.80x = 2,457,474.72 × 975,970.88
  4. Step 4: Simplify right side
    1,780,788.80x = 2,398,423,765,056.15
  5. Step 5: Solve for x
    x = 2,398,423,765,056.15/1,780,788.80
  6. Step 6: Final answer
    x = 1,346,832.24

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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.