Home / 1,355,130.84-1,870,033.52-751,575

Finding the Fourth Proportional to 1,355,130.84, 1,870,033.52 and 751,575

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Solution

The fourth proportional to 1,355,130.84, 1,870,033.52 and 751,575 is: 1,037,147.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,130.84 : 1,870,033.52 = 751,575 : x
  2. Step 2: Convert to fraction form
    1,355,130.84/1,870,033.52 = 751,575/x
  3. Step 3: Cross multiply
    1,355,130.84x = 1,870,033.52 × 751,575
  4. Step 4: Simplify right side
    1,355,130.84x = 1,405,470,442,794
  5. Step 5: Solve for x
    x = 1,405,470,442,794/1,355,130.84
  6. Step 6: Final answer
    x = 1,037,147.41

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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.