Home / 1,155,898.98-1,595,202.57-646,570.98

Finding the Fourth Proportional to 1,155,898.98, 1,595,202.57 and 646,570.98

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Solution

The fourth proportional to 1,155,898.98, 1,595,202.57 and 646,570.98 is: 892,302.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,898.98 : 1,595,202.57 = 646,570.98 : x
  2. Step 2: Convert to fraction form
    1,155,898.98/1,595,202.57 = 646,570.98/x
  3. Step 3: Cross multiply
    1,155,898.98x = 1,595,202.57 × 646,570.98
  4. Step 4: Simplify right side
    1,155,898.98x = 1,031,411,688,983.42
  5. Step 5: Solve for x
    x = 1,031,411,688,983.42/1,155,898.98
  6. Step 6: Final answer
    x = 892,302.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.