Home / 1,698,645.79-2,547,968.33-619,239.29

Finding the Fourth Proportional to 1,698,645.79, 2,547,968.33 and 619,239.29

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Solution

The fourth proportional to 1,698,645.79, 2,547,968.33 and 619,239.29 is: 928,858.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,645.79 : 2,547,968.33 = 619,239.29 : x
  2. Step 2: Convert to fraction form
    1,698,645.79/2,547,968.33 = 619,239.29/x
  3. Step 3: Cross multiply
    1,698,645.79x = 2,547,968.33 × 619,239.29
  4. Step 4: Simplify right side
    1,698,645.79x = 1,577,802,088,419.94
  5. Step 5: Solve for x
    x = 1,577,802,088,419.94/1,698,645.79
  6. Step 6: Final answer
    x = 928,858.80

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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.