Home / 1,343,300.64-1,853,746.32-739,684

Finding the Fourth Proportional to 1,343,300.64, 1,853,746.32 and 739,684

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Solution

The fourth proportional to 1,343,300.64, 1,853,746.32 and 739,684 is: 1,020,759.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,300.64 : 1,853,746.32 = 739,684 : x
  2. Step 2: Convert to fraction form
    1,343,300.64/1,853,746.32 = 739,684/x
  3. Step 3: Cross multiply
    1,343,300.64x = 1,853,746.32 × 739,684
  4. Step 4: Simplify right side
    1,343,300.64x = 1,371,186,492,962.88
  5. Step 5: Solve for x
    x = 1,371,186,492,962.88/1,343,300.64
  6. Step 6: Final answer
    x = 1,020,759.20

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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.