Home / 5,249,012.07-7,873,518.20-1,259,924.07

Finding the Fourth Proportional to 5,249,012.07, 7,873,518.20 and 1,259,924.07

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Solution

The fourth proportional to 5,249,012.07, 7,873,518.20 and 1,259,924.07 is: 1,889,886.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249,012.07 : 7,873,518.20 = 1,259,924.07 : x
  2. Step 2: Convert to fraction form
    5,249,012.07/7,873,518.20 = 1,259,924.07/x
  3. Step 3: Cross multiply
    5,249,012.07x = 7,873,518.20 × 1,259,924.07
  4. Step 4: Simplify right side
    5,249,012.07x = 9,920,035,095,763.07
  5. Step 5: Solve for x
    x = 9,920,035,095,763.07/5,249,012.07
  6. Step 6: Final answer
    x = 1,889,886.13

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1.5x scale

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.