Home / 1,559,075.14-2,152,179.62-947,424.40

Finding the Fourth Proportional to 1,559,075.14, 2,152,179.62 and 947,424.40

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Solution

The fourth proportional to 1,559,075.14, 2,152,179.62 and 947,424.40 is: 1,307,844.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,075.14 : 2,152,179.62 = 947,424.40 : x
  2. Step 2: Convert to fraction form
    1,559,075.14/2,152,179.62 = 947,424.40/x
  3. Step 3: Cross multiply
    1,559,075.14x = 2,152,179.62 × 947,424.40
  4. Step 4: Simplify right side
    1,559,075.14x = 2,039,027,478,606.00
  5. Step 5: Solve for x
    x = 2,039,027,478,606.00/1,559,075.14
  6. Step 6: Final answer
    x = 1,307,844.26

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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.