Home / 1,139,969.09-1,714,055.27-1,051,099.01

Finding the Fourth Proportional to 1,139,969.09, 1,714,055.27 and 1,051,099.01

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Solution

The fourth proportional to 1,139,969.09, 1,714,055.27 and 1,051,099.01 is: 1,580,430.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,969.09 : 1,714,055.27 = 1,051,099.01 : x
  2. Step 2: Convert to fraction form
    1,139,969.09/1,714,055.27 = 1,051,099.01/x
  3. Step 3: Cross multiply
    1,139,969.09x = 1,714,055.27 × 1,051,099.01
  4. Step 4: Simplify right side
    1,139,969.09x = 1,801,641,791,439.75
  5. Step 5: Solve for x
    x = 1,801,641,791,439.75/1,139,969.09
  6. Step 6: Final answer
    x = 1,580,430.40

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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.