Home / 1,346,292.30-2,018,434.05-813,701.10

Finding the Fourth Proportional to 1,346,292.30, 2,018,434.05 and 813,701.10

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Solution

The fourth proportional to 1,346,292.30, 2,018,434.05 and 813,701.10 is: 1,219,944.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,292.30 : 2,018,434.05 = 813,701.10 : x
  2. Step 2: Convert to fraction form
    1,346,292.30/2,018,434.05 = 813,701.10/x
  3. Step 3: Cross multiply
    1,346,292.30x = 2,018,434.05 × 813,701.10
  4. Step 4: Simplify right side
    1,346,292.30x = 1,642,402,006,762.46
  5. Step 5: Solve for x
    x = 1,642,402,006,762.46/1,346,292.30
  6. Step 6: Final answer
    x = 1,219,944.59

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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.