Home / 2,430,036.80-3,645,055.20-1,009,620.80

Finding the Fourth Proportional to 2,430,036.80, 3,645,055.20 and 1,009,620.80

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Solution

The fourth proportional to 2,430,036.80, 3,645,055.20 and 1,009,620.80 is: 1,514,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430,036.80 : 3,645,055.20 = 1,009,620.80 : x
  2. Step 2: Convert to fraction form
    2,430,036.80/3,645,055.20 = 1,009,620.80/x
  3. Step 3: Cross multiply
    2,430,036.80x = 3,645,055.20 × 1,009,620.80
  4. Step 4: Simplify right side
    2,430,036.80x = 3,680,123,547,068.16
  5. Step 5: Solve for x
    x = 3,680,123,547,068.16/2,430,036.80
  6. Step 6: Final answer
    x = 1,514,431.20

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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.