Home / 1,565,940.80-2,349,088.65-1,405,028.10

Finding the Fourth Proportional to 1,565,940.80, 2,349,088.65 and 1,405,028.10

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Solution

The fourth proportional to 1,565,940.80, 2,349,088.65 and 1,405,028.10 is: 2,107,701.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,940.80 : 2,349,088.65 = 1,405,028.10 : x
  2. Step 2: Convert to fraction form
    1,565,940.80/2,349,088.65 = 1,405,028.10/x
  3. Step 3: Cross multiply
    1,565,940.80x = 2,349,088.65 × 1,405,028.10
  4. Step 4: Simplify right side
    1,565,940.80x = 3,300,535,562,641.07
  5. Step 5: Solve for x
    x = 3,300,535,562,641.07/1,565,940.80
  6. Step 6: Final answer
    x = 2,107,701.37

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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.