Home / 1,362,652.23-1,880,502.66-781,981.59

Finding the Fourth Proportional to 1,362,652.23, 1,880,502.66 and 781,981.59

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Solution

The fourth proportional to 1,362,652.23, 1,880,502.66 and 781,981.59 is: 1,079,159.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,652.23 : 1,880,502.66 = 781,981.59 : x
  2. Step 2: Convert to fraction form
    1,362,652.23/1,880,502.66 = 781,981.59/x
  3. Step 3: Cross multiply
    1,362,652.23x = 1,880,502.66 × 781,981.59
  4. Step 4: Simplify right side
    1,362,652.23x = 1,470,518,460,066.03
  5. Step 5: Solve for x
    x = 1,470,518,460,066.03/1,362,652.23
  6. Step 6: Final answer
    x = 1,079,159.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.