Home / 1,223,132.30-1,834,698.45-1,042,048.70

Finding the Fourth Proportional to 1,223,132.30, 1,834,698.45 and 1,042,048.70

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Solution

The fourth proportional to 1,223,132.30, 1,834,698.45 and 1,042,048.70 is: 1,563,073.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,132.30 : 1,834,698.45 = 1,042,048.70 : x
  2. Step 2: Convert to fraction form
    1,223,132.30/1,834,698.45 = 1,042,048.70/x
  3. Step 3: Cross multiply
    1,223,132.30x = 1,834,698.45 × 1,042,048.70
  4. Step 4: Simplify right side
    1,223,132.30x = 1,911,845,134,714.52
  5. Step 5: Solve for x
    x = 1,911,845,134,714.52/1,223,132.30
  6. Step 6: Final answer
    x = 1,563,073.05

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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.