Home / 2,159,482.14-2,980,085.36-1,254,122.46

Finding the Fourth Proportional to 2,159,482.14, 2,980,085.36 and 1,254,122.46

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Solution

The fourth proportional to 2,159,482.14, 2,980,085.36 and 1,254,122.46 is: 1,730,689.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,482.14 : 2,980,085.36 = 1,254,122.46 : x
  2. Step 2: Convert to fraction form
    2,159,482.14/2,980,085.36 = 1,254,122.46/x
  3. Step 3: Cross multiply
    2,159,482.14x = 2,980,085.36 × 1,254,122.46
  4. Step 4: Simplify right side
    2,159,482.14x = 3,737,391,982,693.19
  5. Step 5: Solve for x
    x = 3,737,391,982,693.19/2,159,482.14
  6. Step 6: Final answer
    x = 1,730,689.00

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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.