Home / 1,252,547.68-1,879,160.28-893,172.40

Finding the Fourth Proportional to 1,252,547.68, 1,879,160.28 and 893,172.40

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Solution

The fourth proportional to 1,252,547.68, 1,879,160.28 and 893,172.40 is: 1,340,000.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,547.68 : 1,879,160.28 = 893,172.40 : x
  2. Step 2: Convert to fraction form
    1,252,547.68/1,879,160.28 = 893,172.40/x
  3. Step 3: Cross multiply
    1,252,547.68x = 1,879,160.28 × 893,172.40
  4. Step 4: Simplify right side
    1,252,547.68x = 1,678,414,097,272.27
  5. Step 5: Solve for x
    x = 1,678,414,097,272.27/1,252,547.68
  6. Step 6: Final answer
    x = 1,340,000.16

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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.