Home / 1,037,810.80-1,556,716.20-637,152.40

Finding the Fourth Proportional to 1,037,810.80, 1,556,716.20 and 637,152.40

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Solution

The fourth proportional to 1,037,810.80, 1,556,716.20 and 637,152.40 is: 955,728.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,810.80 : 1,556,716.20 = 637,152.40 : x
  2. Step 2: Convert to fraction form
    1,037,810.80/1,556,716.20 = 637,152.40/x
  3. Step 3: Cross multiply
    1,037,810.80x = 1,556,716.20 × 637,152.40
  4. Step 4: Simplify right side
    1,037,810.80x = 991,865,462,948.88
  5. Step 5: Solve for x
    x = 991,865,462,948.88/1,037,810.80
  6. Step 6: Final answer
    x = 955,728.60

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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.