Home / 1,192,547.38-1,788,098.64-535,156.40

Finding the Fourth Proportional to 1,192,547.38, 1,788,098.64 and 535,156.40

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Solution

The fourth proportional to 1,192,547.38, 1,788,098.64 and 535,156.40 is: 802,410.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,547.38 : 1,788,098.64 = 535,156.40 : x
  2. Step 2: Convert to fraction form
    1,192,547.38/1,788,098.64 = 535,156.40/x
  3. Step 3: Cross multiply
    1,192,547.38x = 1,788,098.64 × 535,156.40
  4. Step 4: Simplify right side
    1,192,547.38x = 956,912,431,027.30
  5. Step 5: Solve for x
    x = 956,912,431,027.30/1,192,547.38
  6. Step 6: Final answer
    x = 802,410.41

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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.