Home / 1,031,290.40-1,545,623.40-497,662.40

Finding the Fourth Proportional to 1,031,290.40, 1,545,623.40 and 497,662.40

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Solution

The fourth proportional to 1,031,290.40, 1,545,623.40 and 497,662.40 is: 745,860.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,290.40 : 1,545,623.40 = 497,662.40 : x
  2. Step 2: Convert to fraction form
    1,031,290.40/1,545,623.40 = 497,662.40/x
  3. Step 3: Cross multiply
    1,031,290.40x = 1,545,623.40 × 497,662.40
  4. Step 4: Simplify right side
    1,031,290.40x = 769,198,650,740.16
  5. Step 5: Solve for x
    x = 769,198,650,740.16/1,031,290.40
  6. Step 6: Final answer
    x = 745,860.38

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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.