Home / 1,217,210.16-1,825,981.38-507,072.12

Finding the Fourth Proportional to 1,217,210.16, 1,825,981.38 and 507,072.12

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Solution

The fourth proportional to 1,217,210.16, 1,825,981.38 and 507,072.12 is: 760,677.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,210.16 : 1,825,981.38 = 507,072.12 : x
  2. Step 2: Convert to fraction form
    1,217,210.16/1,825,981.38 = 507,072.12/x
  3. Step 3: Cross multiply
    1,217,210.16x = 1,825,981.38 × 507,072.12
  4. Step 4: Simplify right side
    1,217,210.16x = 925,904,249,437.13
  5. Step 5: Solve for x
    x = 925,904,249,437.13/1,217,210.16
  6. Step 6: Final answer
    x = 760,677.39

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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.