Home / 1,698,646.54-2,547,969.80-619,240.04

Finding the Fourth Proportional to 1,698,646.54, 2,547,969.80 and 619,240.04

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Solution

The fourth proportional to 1,698,646.54, 2,547,969.80 and 619,240.04 is: 928,860.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,646.54 : 2,547,969.80 = 619,240.04 : x
  2. Step 2: Convert to fraction form
    1,698,646.54/2,547,969.80 = 619,240.04/x
  3. Step 3: Cross multiply
    1,698,646.54x = 2,547,969.80 × 619,240.04
  4. Step 4: Simplify right side
    1,698,646.54x = 1,577,804,920,870.79
  5. Step 5: Solve for x
    x = 1,577,804,920,870.79/1,698,646.54
  6. Step 6: Final answer
    x = 928,860.06

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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.