Home / 1,455,071.40-2,181,570.30-556,165.80

Finding the Fourth Proportional to 1,455,071.40, 2,181,570.30 and 556,165.80

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Solution

The fourth proportional to 1,455,071.40, 2,181,570.30 and 556,165.80 is: 833,852.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,071.40 : 2,181,570.30 = 556,165.80 : x
  2. Step 2: Convert to fraction form
    1,455,071.40/2,181,570.30 = 556,165.80/x
  3. Step 3: Cross multiply
    1,455,071.40x = 2,181,570.30 × 556,165.80
  4. Step 4: Simplify right side
    1,455,071.40x = 1,213,314,791,155.74
  5. Step 5: Solve for x
    x = 1,213,314,791,155.74/1,455,071.40
  6. Step 6: Final answer
    x = 833,852.41

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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.