Home / 1,249,897.20-1,724,849.55-676,924.26

Finding the Fourth Proportional to 1,249,897.20, 1,724,849.55 and 676,924.26

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Solution

The fourth proportional to 1,249,897.20, 1,724,849.55 and 676,924.26 is: 934,150.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,897.20 : 1,724,849.55 = 676,924.26 : x
  2. Step 2: Convert to fraction form
    1,249,897.20/1,724,849.55 = 676,924.26/x
  3. Step 3: Cross multiply
    1,249,897.20x = 1,724,849.55 × 676,924.26
  4. Step 4: Simplify right side
    1,249,897.20x = 1,167,592,505,245.08
  5. Step 5: Solve for x
    x = 1,167,592,505,245.08/1,249,897.20
  6. Step 6: Final answer
    x = 934,150.83

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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.