Home / 1,878,824.40-2,592,788.04-1,019,386.32

Finding the Fourth Proportional to 1,878,824.40, 2,592,788.04 and 1,019,386.32

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Solution

The fourth proportional to 1,878,824.40, 2,592,788.04 and 1,019,386.32 is: 1,406,758.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,824.40 : 2,592,788.04 = 1,019,386.32 : x
  2. Step 2: Convert to fraction form
    1,878,824.40/2,592,788.04 = 1,019,386.32/x
  3. Step 3: Cross multiply
    1,878,824.40x = 2,592,788.04 × 1,019,386.32
  4. Step 4: Simplify right side
    1,878,824.40x = 2,643,052,658,635.61
  5. Step 5: Solve for x
    x = 2,643,052,658,635.61/1,878,824.40
  6. Step 6: Final answer
    x = 1,406,758.75

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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.