Home / 1,660,055.16-2,290,815.64-924,971.45

Finding the Fourth Proportional to 1,660,055.16, 2,290,815.64 and 924,971.45

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Solution

The fourth proportional to 1,660,055.16, 2,290,815.64 and 924,971.45 is: 1,276,426.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,055.16 : 2,290,815.64 = 924,971.45 : x
  2. Step 2: Convert to fraction form
    1,660,055.16/2,290,815.64 = 924,971.45/x
  3. Step 3: Cross multiply
    1,660,055.16x = 2,290,815.64 × 924,971.45
  4. Step 4: Simplify right side
    1,660,055.16x = 2,118,939,067,289.28
  5. Step 5: Solve for x
    x = 2,118,939,067,289.28/1,660,055.16
  6. Step 6: Final answer
    x = 1,276,426.90

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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.