Home / 1,119,440.02-1,679,810.51-470,968.70

Finding the Fourth Proportional to 1,119,440.02, 1,679,810.51 and 470,968.70

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Solution

The fourth proportional to 1,119,440.02, 1,679,810.51 and 470,968.70 is: 706,726.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,440.02 : 1,679,810.51 = 470,968.70 : x
  2. Step 2: Convert to fraction form
    1,119,440.02/1,679,810.51 = 470,968.70/x
  3. Step 3: Cross multiply
    1,119,440.02x = 1,679,810.51 × 470,968.70
  4. Step 4: Simplify right side
    1,119,440.02x = 791,138,172,141.04
  5. Step 5: Solve for x
    x = 791,138,172,141.04/1,119,440.02
  6. Step 6: Final answer
    x = 706,726.72

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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.