Home / 1,036,459.02-1,554,897.51-437,420.82

Finding the Fourth Proportional to 1,036,459.02, 1,554,897.51 and 437,420.82

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Solution

The fourth proportional to 1,036,459.02, 1,554,897.51 and 437,420.82 is: 656,219.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,459.02 : 1,554,897.51 = 437,420.82 : x
  2. Step 2: Convert to fraction form
    1,036,459.02/1,554,897.51 = 437,420.82/x
  3. Step 3: Cross multiply
    1,036,459.02x = 1,554,897.51 × 437,420.82
  4. Step 4: Simplify right side
    1,036,459.02x = 680,144,543,840.16
  5. Step 5: Solve for x
    x = 680,144,543,840.16/1,036,459.02
  6. Step 6: Final answer
    x = 656,219.43

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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.