Home / 761,636.38-1,135,645.34-740,710.89

Finding the Fourth Proportional to 761,636.38, 1,135,645.34 and 740,710.89

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Solution

The fourth proportional to 761,636.38, 1,135,645.34 and 740,710.89 is: 1,104,444.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,636.38 : 1,135,645.34 = 740,710.89 : x
  2. Step 2: Convert to fraction form
    761,636.38/1,135,645.34 = 740,710.89/x
  3. Step 3: Cross multiply
    761,636.38x = 1,135,645.34 × 740,710.89
  4. Step 4: Simplify right side
    761,636.38x = 841,184,868,895.45
  5. Step 5: Solve for x
    x = 841,184,868,895.45/761,636.38
  6. Step 6: Final answer
    x = 1,104,444.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.