Home / 1,953,970.56-2,697,402.87-1,309,811.58

Finding the Fourth Proportional to 1,953,970.56, 2,697,402.87 and 1,309,811.58

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Solution

The fourth proportional to 1,953,970.56, 2,697,402.87 and 1,309,811.58 is: 1,808,159.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,970.56 : 2,697,402.87 = 1,309,811.58 : x
  2. Step 2: Convert to fraction form
    1,953,970.56/2,697,402.87 = 1,309,811.58/x
  3. Step 3: Cross multiply
    1,953,970.56x = 2,697,402.87 × 1,309,811.58
  4. Step 4: Simplify right side
    1,953,970.56x = 3,533,089,515,051.24
  5. Step 5: Solve for x
    x = 3,533,089,515,051.24/1,953,970.56
  6. Step 6: Final answer
    x = 1,808,159.03

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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.