Home / 1,214,393.60-1,822,756.80-616,030.40

Finding the Fourth Proportional to 1,214,393.60, 1,822,756.80 and 616,030.40

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Solution

The fourth proportional to 1,214,393.60, 1,822,756.80 and 616,030.40 is: 924,637.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,393.60 : 1,822,756.80 = 616,030.40 : x
  2. Step 2: Convert to fraction form
    1,214,393.60/1,822,756.80 = 616,030.40/x
  3. Step 3: Cross multiply
    1,214,393.60x = 1,822,756.80 × 616,030.40
  4. Step 4: Simplify right side
    1,214,393.60x = 1,122,873,600,606.72
  5. Step 5: Solve for x
    x = 1,122,873,600,606.72/1,214,393.60
  6. Step 6: Final answer
    x = 924,637.28

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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.