Home / 1,484,345.07-2,048,400.15-805,281.57

Finding the Fourth Proportional to 1,484,345.07, 2,048,400.15 and 805,281.57

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Solution

The fourth proportional to 1,484,345.07, 2,048,400.15 and 805,281.57 is: 1,111,290.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,345.07 : 2,048,400.15 = 805,281.57 : x
  2. Step 2: Convert to fraction form
    1,484,345.07/2,048,400.15 = 805,281.57/x
  3. Step 3: Cross multiply
    1,484,345.07x = 2,048,400.15 × 805,281.57
  4. Step 4: Simplify right side
    1,484,345.07x = 1,649,538,888,780.24
  5. Step 5: Solve for x
    x = 1,649,538,888,780.24/1,484,345.07
  6. Step 6: Final answer
    x = 1,111,290.71

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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.