Home / 1,018,804.40-1,528,897.80-662,951.60

Finding the Fourth Proportional to 1,018,804.40, 1,528,897.80 and 662,951.60

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Solution

The fourth proportional to 1,018,804.40, 1,528,897.80 and 662,951.60 is: 994,877.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,804.40 : 1,528,897.80 = 662,951.60 : x
  2. Step 2: Convert to fraction form
    1,018,804.40/1,528,897.80 = 662,951.60/x
  3. Step 3: Cross multiply
    1,018,804.40x = 1,528,897.80 × 662,951.60
  4. Step 4: Simplify right side
    1,018,804.40x = 1,013,585,242,746.48
  5. Step 5: Solve for x
    x = 1,013,585,242,746.48/1,018,804.40
  6. Step 6: Final answer
    x = 994,877.17

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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.