Home / 7,006,358-10,509,537-1,687,574

Finding the Fourth Proportional to 7,006,358, 10,509,537 and 1,687,574

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Solution

The fourth proportional to 7,006,358, 10,509,537 and 1,687,574 is: 2,531,361

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006,358 : 10,509,537 = 1,687,574 : x
  2. Step 2: Convert to fraction form
    7,006,358/10,509,537 = 1,687,574/x
  3. Step 3: Cross multiply
    7,006,358x = 10,509,537 × 1,687,574
  4. Step 4: Simplify right side
    7,006,358x = 17,735,621,393,238
  5. Step 5: Solve for x
    x = 17,735,621,393,238/7,006,358
  6. Step 6: Final answer
    x = 2,531,361

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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.