Home / 1,148,430.49-1,584,742.52-665,026.94

Finding the Fourth Proportional to 1,148,430.49, 1,584,742.52 and 665,026.94

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Solution

The fourth proportional to 1,148,430.49, 1,584,742.52 and 665,026.94 is: 917,684.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,430.49 : 1,584,742.52 = 665,026.94 : x
  2. Step 2: Convert to fraction form
    1,148,430.49/1,584,742.52 = 665,026.94/x
  3. Step 3: Cross multiply
    1,148,430.49x = 1,584,742.52 × 665,026.94
  4. Step 4: Simplify right side
    1,148,430.49x = 1,053,896,474,387.91
  5. Step 5: Solve for x
    x = 1,053,896,474,387.91/1,148,430.49
  6. Step 6: Final answer
    x = 917,684.17

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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.