Home / 1,347,334.32-1,859,317.56-743,718

Finding the Fourth Proportional to 1,347,334.32, 1,859,317.56 and 743,718

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Solution

The fourth proportional to 1,347,334.32, 1,859,317.56 and 743,718 is: 1,026,328.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,334.32 : 1,859,317.56 = 743,718 : x
  2. Step 2: Convert to fraction form
    1,347,334.32/1,859,317.56 = 743,718/x
  3. Step 3: Cross multiply
    1,347,334.32x = 1,859,317.56 × 743,718
  4. Step 4: Simplify right side
    1,347,334.32x = 1,382,807,937,088.08
  5. Step 5: Solve for x
    x = 1,382,807,937,088.08/1,347,334.32
  6. Step 6: Final answer
    x = 1,026,328.74

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1.5x scale

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.