Home / 1,190,038.15-1,641,842.22-760,569.67

Finding the Fourth Proportional to 1,190,038.15, 1,641,842.22 and 760,569.67

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Solution

The fourth proportional to 1,190,038.15, 1,641,842.22 and 760,569.67 is: 1,049,323.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,038.15 : 1,641,842.22 = 760,569.67 : x
  2. Step 2: Convert to fraction form
    1,190,038.15/1,641,842.22 = 760,569.67/x
  3. Step 3: Cross multiply
    1,190,038.15x = 1,641,842.22 × 760,569.67
  4. Step 4: Simplify right side
    1,190,038.15x = 1,248,735,395,457.47
  5. Step 5: Solve for x
    x = 1,248,735,395,457.47/1,190,038.15
  6. Step 6: Final answer
    x = 1,049,323.84

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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.