Home / 1,046,492.80-1,567,406.40-808,547.20

Finding the Fourth Proportional to 1,046,492.80, 1,567,406.40 and 808,547.20

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Solution

The fourth proportional to 1,046,492.80, 1,567,406.40 and 808,547.20 is: 1,211,018.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,492.80 : 1,567,406.40 = 808,547.20 : x
  2. Step 2: Convert to fraction form
    1,046,492.80/1,567,406.40 = 808,547.20/x
  3. Step 3: Cross multiply
    1,046,492.80x = 1,567,406.40 × 808,547.20
  4. Step 4: Simplify right side
    1,046,492.80x = 1,267,322,055,982.08
  5. Step 5: Solve for x
    x = 1,267,322,055,982.08/1,046,492.80
  6. Step 6: Final answer
    x = 1,211,018.42

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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.