Home / 1,559,264.16-2,151,784.80-843,872.16

Finding the Fourth Proportional to 1,559,264.16, 2,151,784.80 and 843,872.16

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Solution

The fourth proportional to 1,559,264.16, 2,151,784.80 and 843,872.16 is: 1,164,543.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,264.16 : 2,151,784.80 = 843,872.16 : x
  2. Step 2: Convert to fraction form
    1,559,264.16/2,151,784.80 = 843,872.16/x
  3. Step 3: Cross multiply
    1,559,264.16x = 2,151,784.80 × 843,872.16
  4. Step 4: Simplify right side
    1,559,264.16x = 1,815,831,287,031.17
  5. Step 5: Solve for x
    x = 1,815,831,287,031.17/1,559,264.16
  6. Step 6: Final answer
    x = 1,164,543.72

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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.