Home / 1,564,852.02-2,159,504.73-920,299.38

Finding the Fourth Proportional to 1,564,852.02, 2,159,504.73 and 920,299.38

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Solution

The fourth proportional to 1,564,852.02, 2,159,504.73 and 920,299.38 is: 1,270,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,852.02 : 2,159,504.73 = 920,299.38 : x
  2. Step 2: Convert to fraction form
    1,564,852.02/2,159,504.73 = 920,299.38/x
  3. Step 3: Cross multiply
    1,564,852.02x = 2,159,504.73 × 920,299.38
  4. Step 4: Simplify right side
    1,564,852.02x = 1,987,390,864,126.07
  5. Step 5: Solve for x
    x = 1,987,390,864,126.07/1,564,852.02
  6. Step 6: Final answer
    x = 1,270,018.40

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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.