Home / 1,063,806.20-1,596,875.70-664,897.40

Finding the Fourth Proportional to 1,063,806.20, 1,596,875.70 and 664,897.40

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Solution

The fourth proportional to 1,063,806.20, 1,596,875.70 and 664,897.40 is: 998,075.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,806.20 : 1,596,875.70 = 664,897.40 : x
  2. Step 2: Convert to fraction form
    1,063,806.20/1,596,875.70 = 664,897.40/x
  3. Step 3: Cross multiply
    1,063,806.20x = 1,596,875.70 × 664,897.40
  4. Step 4: Simplify right side
    1,063,806.20x = 1,061,758,501,053.18
  5. Step 5: Solve for x
    x = 1,061,758,501,053.18/1,063,806.20
  6. Step 6: Final answer
    x = 998,075.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.