Home / 1,097,667.40-1,646,501.10-648,603.40

Finding the Fourth Proportional to 1,097,667.40, 1,646,501.10 and 648,603.40

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Solution

The fourth proportional to 1,097,667.40, 1,646,501.10 and 648,603.40 is: 972,905.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,667.40 : 1,646,501.10 = 648,603.40 : x
  2. Step 2: Convert to fraction form
    1,097,667.40/1,646,501.10 = 648,603.40/x
  3. Step 3: Cross multiply
    1,097,667.40x = 1,646,501.10 × 648,603.40
  4. Step 4: Simplify right side
    1,097,667.40x = 1,067,926,211,563.74
  5. Step 5: Solve for x
    x = 1,067,926,211,563.74/1,097,667.40
  6. Step 6: Final answer
    x = 972,905.10

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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.