Home / 1,698,471.05-2,343,913.16-924,111.08

Finding the Fourth Proportional to 1,698,471.05, 2,343,913.16 and 924,111.08

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Solution

The fourth proportional to 1,698,471.05, 2,343,913.16 and 924,111.08 is: 1,275,285.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,471.05 : 2,343,913.16 = 924,111.08 : x
  2. Step 2: Convert to fraction form
    1,698,471.05/2,343,913.16 = 924,111.08/x
  3. Step 3: Cross multiply
    1,698,471.05x = 2,343,913.16 × 924,111.08
  4. Step 4: Simplify right side
    1,698,471.05x = 2,166,036,105,373.69
  5. Step 5: Solve for x
    x = 2,166,036,105,373.69/1,698,471.05
  6. Step 6: Final answer
    x = 1,275,285.86

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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.