Home / 918,296.02-1,373,415.08-817,802.76

Finding the Fourth Proportional to 918,296.02, 1,373,415.08 and 817,802.76

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Solution

The fourth proportional to 918,296.02, 1,373,415.08 and 817,802.76 is: 1,223,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,296.02 : 1,373,415.08 = 817,802.76 : x
  2. Step 2: Convert to fraction form
    918,296.02/1,373,415.08 = 817,802.76/x
  3. Step 3: Cross multiply
    918,296.02x = 1,373,415.08 × 817,802.76
  4. Step 4: Simplify right side
    918,296.02x = 1,123,182,644,110.91
  5. Step 5: Solve for x
    x = 1,123,182,644,110.91/918,296.02
  6. Step 6: Final answer
    x = 1,223,116.10

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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.