Home / 1,574,691.10-2,362,036.65-628,740.70

Finding the Fourth Proportional to 1,574,691.10, 2,362,036.65 and 628,740.70

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Solution

The fourth proportional to 1,574,691.10, 2,362,036.65 and 628,740.70 is: 943,111.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,691.10 : 2,362,036.65 = 628,740.70 : x
  2. Step 2: Convert to fraction form
    1,574,691.10/2,362,036.65 = 628,740.70/x
  3. Step 3: Cross multiply
    1,574,691.10x = 2,362,036.65 × 628,740.70
  4. Step 4: Simplify right side
    1,574,691.10x = 1,485,108,576,746.65
  5. Step 5: Solve for x
    x = 1,485,108,576,746.65/1,574,691.10
  6. Step 6: Final answer
    x = 943,111.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.