Home / 1,470,436.80-2,205,655.20-524,875.20

Finding the Fourth Proportional to 1,470,436.80, 2,205,655.20 and 524,875.20

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Solution

The fourth proportional to 1,470,436.80, 2,205,655.20 and 524,875.20 is: 787,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,436.80 : 2,205,655.20 = 524,875.20 : x
  2. Step 2: Convert to fraction form
    1,470,436.80/2,205,655.20 = 524,875.20/x
  3. Step 3: Cross multiply
    1,470,436.80x = 2,205,655.20 × 524,875.20
  4. Step 4: Simplify right side
    1,470,436.80x = 1,157,693,714,231.04
  5. Step 5: Solve for x
    x = 1,157,693,714,231.04/1,470,436.80
  6. Step 6: Final answer
    x = 787,312.80

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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.