Home / 1,545,854.60-2,316,017.10-1,308,081.80

Finding the Fourth Proportional to 1,545,854.60, 2,316,017.10 and 1,308,081.80

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Solution

The fourth proportional to 1,545,854.60, 2,316,017.10 and 1,308,081.80 is: 1,959,783.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,854.60 : 2,316,017.10 = 1,308,081.80 : x
  2. Step 2: Convert to fraction form
    1,545,854.60/2,316,017.10 = 1,308,081.80/x
  3. Step 3: Cross multiply
    1,545,854.60x = 2,316,017.10 × 1,308,081.80
  4. Step 4: Simplify right side
    1,545,854.60x = 3,029,539,816,998.78
  5. Step 5: Solve for x
    x = 3,029,539,816,998.78/1,545,854.60
  6. Step 6: Final answer
    x = 1,959,783.16

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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.