Home / 1,223,543.80-1,835,315.70-924,945.40

Finding the Fourth Proportional to 1,223,543.80, 1,835,315.70 and 924,945.40

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Solution

The fourth proportional to 1,223,543.80, 1,835,315.70 and 924,945.40 is: 1,387,418.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,543.80 : 1,835,315.70 = 924,945.40 : x
  2. Step 2: Convert to fraction form
    1,223,543.80/1,835,315.70 = 924,945.40/x
  3. Step 3: Cross multiply
    1,223,543.80x = 1,835,315.70 × 924,945.40
  4. Step 4: Simplify right side
    1,223,543.80x = 1,697,566,814,262.78
  5. Step 5: Solve for x
    x = 1,697,566,814,262.78/1,223,543.80
  6. Step 6: Final answer
    x = 1,387,418.10

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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.