Home / 1,009,697.79-1,393,386.93-550,822.17

Finding the Fourth Proportional to 1,009,697.79, 1,393,386.93 and 550,822.17

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Solution

The fourth proportional to 1,009,697.79, 1,393,386.93 and 550,822.17 is: 760,136.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,697.79 : 1,393,386.93 = 550,822.17 : x
  2. Step 2: Convert to fraction form
    1,009,697.79/1,393,386.93 = 550,822.17/x
  3. Step 3: Cross multiply
    1,009,697.79x = 1,393,386.93 × 550,822.17
  4. Step 4: Simplify right side
    1,009,697.79x = 767,508,412,432.24
  5. Step 5: Solve for x
    x = 767,508,412,432.24/1,009,697.79
  6. Step 6: Final answer
    x = 760,136.77

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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.