Home / 1,208,370.30-1,812,555.36-575,365.02

Finding the Fourth Proportional to 1,208,370.30, 1,812,555.36 and 575,365.02

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Solution

The fourth proportional to 1,208,370.30, 1,812,555.36 and 575,365.02 is: 863,047.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,370.30 : 1,812,555.36 = 575,365.02 : x
  2. Step 2: Convert to fraction form
    1,208,370.30/1,812,555.36 = 575,365.02/x
  3. Step 3: Cross multiply
    1,208,370.30x = 1,812,555.36 × 575,365.02
  4. Step 4: Simplify right side
    1,208,370.30x = 1,042,880,950,957.51
  5. Step 5: Solve for x
    x = 1,042,880,950,957.51/1,208,370.30
  6. Step 6: Final answer
    x = 863,047.49

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Double scale
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1.5x scale

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.